master-server repeat: java.lang.NullPointerException: null

[BigTailMonkey]

version: DolphinScheduler 3.2.2.
OS:CentOS 7.
CPU: 60%
Memory: 50%

The master server has been printing the following logs repeatedly in a loop：
java.lang.NullPointerException: null [WI-58875][TI-466609] - [ERROR] 2025-06-07 09:57:28.605 +0800 o.a.d.s.m.r.WorkflowExecuteRunnable:[315] - State event handle error, get a unknown exception, will retry this event: TaskStateEvent(processInstanceId=58875, taskInstanceId=466609, taskCode=0, status=TaskExecutionStatus{code=7, desc='success'}, type=TASK_STATE_CHANGE, key=null, channel=null, context=null) java.lang.NullPointerException: null [WI-61453][TI-500010] - [INFO] 2025-06-07 09:57:28.708 +0800 o.a.d.s.m.r.WorkflowExecuteRunnable:[290] - Begin to handle state event, TaskStateEvent(processInstanceId=61453, taskInstanceId=500010, taskCode=0, status=TaskExecutionStatus{code=7, desc='success'}, type=TASK_STATE_CHANGE, key=null, channel=null, context=null) [WI-61453][TI-500010] - [INFO] 2025-06-07 09:57:28.708 +0800 o.a.d.s.m.e.TaskStateEventHandler:[53] - Handle task instance state event, the current task instance state SUCCESS will be changed to SUCCESS [WI-61453][TI-500010] - [INFO] 2025-06-07 09:57:28.708 +0800 o.a.d.s.m.r.WorkflowExecuteRunnable:[367] - TaskInstance finished task code:143034037038345 state:TaskExecutionStatus{code=7, desc='success'} [WI-61453][TI-500010] - [INFO] 2025-06-07 09:57:28.709 +0800 o.a.d.s.m.r.StateWheelExecuteThread:[186] - remove task instance from timeout check list [WI-61453][TI-500010] - [INFO] 2025-06-07 09:57:28.709 +0800 o.a.d.s.m.r.StateWheelExecuteThread:[209] - remove task instance from retry check list [WI-61453][TI-500010] - [ERROR] 2025-06-07 09:57:28.747 +0800 o.a.d.s.m.r.WorkflowExecuteRunnable:[428] - Task finish failed, get a exception, will remove this taskInstance from completeTaskSet

I don't know the reason. I've only seen this information.
I would like to report an issue, but the issue guidance page asked me how to reproduce it. Since I don't know how to reproduce the issue, I have opened this discussion as guided.

If you need more information, please let me know.

[BigTailMonkey]

restart the master server.It rework.