[ERROR] [stage] invalid stage function or already started

[seeflood]

What happened:
When running the quickstart demos, an error often occurs:

[INFO] [mosn] [NewMosn] new mosn created
2022-04-09 16:12:04,277 [INFO] [mosn start] init the members of the mosn
2022-04-09 16:12:04,277 [INFO] [mosn start] mosn init cluster structures
2022-04-09 16:12:04,277 [WARN] [config] [parse cluster] No Cluster provided in cluster config
2022-04-09 16:12:04,277 [INFO] [mosn start] mosn init server structures
Error: -09 16:12:04,290 [ERROR] [stage] invalid stage function or already started

What you expected to happen:
No error.

How to reproduce it (as minimally and precisely as possible):
Run the demo in https://mosn.io/layotto/#/zh/start/state/start

Anything else we need to know?:

[rayowang]

assign

[seeflood]

@rayowang Thanks for your help !

[rayowang]

At present, I think this problem is caused by the incompatibility of the front and rear design of mosn's stageManager stage management. A bug issue and pr have been raised to mosn, waiting for confirmation. For details, see: mosn/mosn#2027

[seeflood]

@rayowang ok. Thanks!