you10906 opened a new issue #7753: URL: https://github.com/apache/dolphinscheduler/issues/7753
### 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 When the parent process has global parameters, but the sub process does not have global parameters, a null pointer error will be triggered `[ERROR] 2021-12-31 14:06:44.898 org.apache.dolphinscheduler.server.master.runner.MasterSchedulerService:[215] - scan command error java.lang.UnsupportedOperationException: null at java.util.AbstractList.add(AbstractList.java:148) at java.util.AbstractList.add(AbstractList.java:108) at org.apache.dolphinscheduler.service.process.ProcessService.joinGlobalParams(ProcessService.java:1025) at org.apache.dolphinscheduler.service.process.ProcessService.setSubProcessParam(ProcessService.java:992) at org.apache.dolphinscheduler.service.process.ProcessService.handleCommand(ProcessService.java:226) at org.apache.dolphinscheduler.service.process.ProcessService$$FastClassBySpringCGLIB$$ed138739.invoke(<generated>) ` ### What you expected to happen Global parameters are passed normally ### How to reproduce Configure two processes, where the sub process has no global parameters, and the parent process has global parameters ### Anything else _No response_ ### Version 2.0.0 ### 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]
