chaoyoung opened a new issue, #12855: URL: https://github.com/apache/dubbo/issues/12855
### Environment * Dubbo version: 3.2.2 * Operating System version: CentOS 7 * Java version: 1.8.0_201 ### Steps Triple client 连接Triple server时，server端出现NPE。 ### Expected Behavior No NPE ### Actual Behavior NPE exception trace: ``` 2023-08-07 15:38:19.323 INFO 1 --- [rverWorker-14-2] d.r.transport.netty4.NettyChannelHandler:55 : [DUBBO] The connection of /10.244.232.0:43752 -> /10.244.24.253:50051 is established., dubbo version: 3.2.2, current host: 10.244.24.253 2023-08-07 15:38:21.741 ERROR 1 --- [:50051-thread-6] o.a.d.c.t.serial.SerializingExecutor :? : [DUBBO] Exception while executing runnable org.apache.dubbo.rpc.protocol.tri.stream.TripleServerStream$ServerTransportObserver$$Lambda$2657/1319336191@2c655780, dubbo version: 3.2.2, current host: 10.244.24.253, error code: 0-19. This may be caused by , go to https://dubbo.apache.org/faq/0/19 to find instructions. java.lang.NullPointerException: null at org.apache.dubbo.rpc.protocol.tri.ReflectionPackableMethod.<init>(ReflectionPackableMethod.java:78) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.ReflectionPackableMethod.init(ReflectionPackableMethod.java:127) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.DefaultPackableMethodFactory.create(DefaultPackableMethodFactory.java:29) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.call.ReflectionAbstractServerCall.startCall(ReflectionAbstractServerCall.java:126) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.call.AbstractServerCall.onHeader(AbstractServerCall.java:134) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.stream.TripleServerStream$ServerTransportObserver.processHeader(TripleServerStream.java:428) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.rpc.protocol.tri.stream.TripleServerStream$ServerTransportObserver.lambda$onHeader$0(TripleServerStream.java:331) ~[dubbo-3.2.2.jar:3.2.2] at org.apache.dubbo.common.threadpool.serial.SerializingExecutor.run(SerializingExecutor.java:102) ~[dubbo-3.2.2.jar:3.2.2] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_201] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_201] at org.apache.dubbo.common.threadlocal.InternalRunnable.run(InternalRunnable.java:41) [dubbo-3.2.2.jar:3.2.2] at java.lang.Thread.run(Thread.java:748) [na:1.8.0_201] 2023-08-07 15:38:30.750 INFO 1 --- [rverWorker-14-2] .d.r.transport.netty4.NettyServerHandler:90 : [DUBBO] The connection of /10.244.232.0:43752 -> /10.244.24.253:50051 is disconnected., dubbo version: 3.2.2, current host: 10.244.24.253 2023-08-07 15:38:30.756 WARN 1 --- [rverWorker-14-2] .dubbo.remoting.transport.AbstractServer:? : [DUBBO] All clients has disconnected from /10.244.24.253:50051. You can graceful shutdown now., dubbo version: 3.2.2, current host: 10.244.24.253, error code: 99-0. This may be caused by unknown error in remoting module, go to https://dubbo.apache.org/faq/99/0 to find instructions. 2023-08-07 15:38:30.757 INFO 1 --- [rverWorker-14-2] d.r.transport.netty4.NettyChannelHandler:69 : [DUBBO] The connection of /10.244.232.0:43752 -> /10.244.24.253:50051 is disconnected., dubbo version: 3.2.2, current host: 10.244.24.253 ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
