welcome6688 opened a new issue #4801: URL: https://github.com/apache/skywalking/issues/4801
Please answer these questions before submitting your issue. - Why do you submit this issue? - [✔ ] Question or discussion - [ ] Bug - [ ] Requirement - [ ] Feature or performance improvement ___ ### Question - What do you want to know? OAP server error：nullPoint ___ bug info ： 2020-05-19 11:45:02 java.lang.NullPointerException 2020-05-19 11:45:02 at org.apache.skywalking.oap.server.receiver.register.provider.handler.v6.grpc.RegisterServiceHandler.lambda$doServiceInstanceRegister$1(RegisterServiceHandler.java:177) 2020-05-19 11:45:02 at java.util.ArrayList.forEach(ArrayList.java:1257) 2020-05-19 11:45:02 at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) 2020-05-19 11:45:02 at org.apache.skywalking.oap.server.receiver.register.provider.handler.v6.grpc.RegisterServiceHandler.doServiceInstanceRegister(RegisterServiceHandler.java:137) 2020-05-19 11:45:02 at org.apache.skywalking.apm.network.register.v2.RegisterGrpc$MethodHandlers.invoke(RegisterGrpc.java:509) 2020-05-19 11:45:02 at io.grpc.stub.ServerCalls$UnaryServerCallHandler$UnaryServerCallListener.onHalfClose(ServerCalls.java:172) 2020-05-19 11:45:02 at io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.halfClosed(ServerCallImpl.java:331) 2020-05-19 11:45:02 at io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1HalfClosed.runInContext(ServerImpl.java:817) 2020-05-19 11:45:02 at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37) 2020-05-19 11:45:02 at io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123) 2020-05-19 11:45:02 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 2020-05-19 11:45:02 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 2020-05-19 11:45:02 at java.lang.Thread.run(Thread.java:748) 2020-05-19 11:45:02 2020-05-19 11:45:02 May 19, 2020 3:45:02 AM io.grpc.internal.SerializingExecutor run 2020-05-19 11:45:02 SEVERE: Exception while executing runnable io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1HalfClosed@7bed071f ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected]
