mxsm opened a new issue, #4472: URL: https://github.com/apache/eventmesh/issues/4472
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/eventmesh/issues?q=is%3Aissue) and found no similar issues. ### Environment Windows ### EventMesh version master ### What happened when i run AsyncPublishInstance and CloudEventsAsyncSubscribe exmaples， The fromCloudEvent method of the MeshMessageProtocol Adaptor in the runtime module will throw a NullPointerException.  ### How to reproduce run AsyncPublishInstance and CloudEventsAsyncSubscribe exmaples ### Debug logs ``` 2023-10-06 19:20:08,648 DEBUG [StandaloneConsumerThread-1] EventMeshConsumer(EventMeshConsumer.java:321) - message|mq2eventMesh|topic=TEST-TOPIC-GRPC-ASYNC|msg=CloudEvent{id='8227013e-aa52-dcf2-b867-1739265adeee', source=/, type='org.apache.eventmesh', datacontenttype='text/plain', subject='TEST-TOPIC-GRPC-ASYNC', data=BytesCloudEventData{value=[123, 34, 99, 111, 110, 116, 101, 110, 116, 34, 58, 34, 116, 101, 115, 116, 65, 115, 121, 110, 99, 77, 101, 115, 115, 97, 103, 101, 34, 125]}, extensions={protocolversion=1.0, seqnum=093262806509808842785971986494, ip=172.20.208.1, idc=idc, pid=16200, language=JAVA, sys=1234, env=env, ttl=4000, producergroup=EventMeshTest-producerGroup, reqmq2eventmeshtimestamp=1696591208648, passwd=passwd, protocoltype=eventmeshmessage, uniqueid=359068444901417650922475528892, username=username}} 2023-10-06 19:20:08,649 DEBUG [grpc-nio-worker-ELG-3-2] NettyServerHandler(AbstractInternalLogger.java:214) - [id: 0x6a720f13, L:/127.0.0.1:10205 - R:/127.0.0.1:64329] OUTBOUND DATA: streamId=3 padding=0 endStream=false length=516 bytes=00000001ff0a2463323931626532382d633731392d333337652d643631342d63336230396363616466353812012f1a03312e3022146f72672e6170616368652e... 2023-10-06 19:20:08,651 ERROR [eventMesh-grpc-pushMsg-1] AbstractPushRequest(AbstractPushRequest.java:86) - Error in getting EventMeshMessage from CloudEvent java.lang.NullPointerException: null at java.util.Objects.requireNonNull(Objects.java:203) ~[?:1.8.0_202] at org.apache.eventmesh.protocol.meshmessage.MeshMessageProtocolAdaptor.fromCloudEvent(MeshMessageProtocolAdaptor.java:111) ~[classes/:?] at org.apache.eventmesh.runtime.core.protocol.grpc.push.AbstractPushRequest.getEventMeshCloudEvent(AbstractPushRequest.java:83) ~[classes/:?] at org.apache.eventmesh.runtime.core.protocol.grpc.push.AbstractPushRequest.<init>(AbstractPushRequest.java:74) ~[classes/:?] at org.apache.eventmesh.runtime.core.protocol.grpc.push.StreamPushRequest.<init>(StreamPushRequest.java:53) ~[classes/:?] at org.apache.eventmesh.runtime.core.protocol.grpc.push.MessageHandler.createGrpcPushRequest(MessageHandler.java:88) ~[classes/:?] at org.apache.eventmesh.runtime.core.protocol.grpc.push.MessageHandler.lambda$handle$1(MessageHandler.java:74) ~[classes/:?] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_202] at java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:266) [?:1.8.0_202] at java.util.concurrent.FutureTask.run(FutureTask.java) [?:1.8.0_202] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_202] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_202] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202] 2023-10-06 19:20:08,652 INFO [StandaloneConsumerThread-1] Subscribe(Subscribe.java:82) - message ack, topic: TEST-TOPIC-GRPC-ASYNC, current offset:1 ``` ### Are you willing to submit PR? - [X] Yes I am willing to submit a PR! ### Code of Conduct - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) * -- 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]
