evoToK3Cloud/logs/sys-error.log
2026-05-18 10:56:56 +08:00

4114 lines
338 KiB
Plaintext

2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:46 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 00:27:47 [connection-pool-2-1] ERROR c.d.o.a.s.n.core.DefaultSessionPool - [DingTalk] establish connection failed, {}
java.net.UnknownHostException: api.dingtalk.com
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:607)
at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:293)
at sun.net.NetworkClient.doConnect(NetworkClient.java:175)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:465)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:560)
at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)
at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:203)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1179)
at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1073)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:189)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:167)
at com.dingtalk.open.app.api.open.HttpOpenApiClient.openConnection(HttpOpenApiClient.java:58)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.openConnection(OpenDingTalkStreamClient.java:84)
at com.dingtalk.open.app.api.OpenDingTalkStreamClient.lambda$start$0(OpenDingTalkStreamClient.java:54)
at com.dingtalk.open.app.stream.network.core.DefaultSessionPool$ConnectionTask.run(DefaultSessionPool.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset$$$capture(FutureTask.java:308)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at shade.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:750)
2026-05-18 09:09:18 [main] ERROR c.b.m.core.MybatisConfiguration - mapper[com.ruoyi.system.mapper.ProcessRouteMapper.existsByProcessNoAndMaterialCode] is ignored, because it exists, maybe from xml file
2026-05-18 09:12:40 [XNIO-1 task-2] ERROR c.r.f.w.e.GlobalExceptionHandler - 请求地址'/ding/callback/receive',不支持'HEAD'请求
2026-05-18 09:14:23 [XNIO-1 task-13] ERROR c.r.f.w.e.GlobalExceptionHandler - 请求地址'/ding/callback/receive',不支持'HEAD'请求