darkz1984 opened a new issue, #11964: URL: https://github.com/apache/dolphinscheduler/issues/11964
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues. ### What happened I run a old and simple workflow, but it hung on a node and status shows submit success and hold the status for minutes. all new task instance hang. So I have to stop the workflow to let the ds system workfine server log shows : [ERROR] 2022-09-15 16:12:29.917 org.apache.dolphinscheduler.server.master.consumer.TaskPriorityQueueConsumer:[144] - ExecuteException dispatch error: fail to execute : Command [type=TASK_EXECUTE_REQUEST, opaque=22407363, bodyLen=1800] due to no suitable worker, current task needs worker group 测试组-master-138 to execute org.apache.dolphinscheduler.server.master.dispatch.exceptions.ExecuteException: fail to execute : Command [type=TASK_EXECUTE_REQUEST, opaque=22407363, bodyLen=1800] due to no suitable worker, current task needs worker group 测试组-master-138 to execute at org.apache.dolphinscheduler.server.master.dispatch.ExecutorDispatcher.dispatch(ExecutorDispatcher.java:89) at org.apache.dolphinscheduler.server.master.consumer.TaskPriorityQueueConsumer.dispatch(TaskPriorityQueueConsumer.java:138) at org.apache.dolphinscheduler.server.master.consumer.TaskPriorityQueueConsumer.run(TaskPriorityQueueConsumer.java:101) [ERROR] 2022-09-15 16:12:29.917 org.apache.dolphinscheduler.server.master.consumer.TaskPriorityQueueConsumer:[146] - dispatch error: java.lang.NullPointerException java.lang.NullPointerException: null ### What you expected to happen It work fine ### How to reproduce made a workflow and asign a worker group on a node then change the worker group name then the node hang ### Anything else _No response_ ### Version 2.0.5 ### Are you willing to submit PR? - [ ] 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]
