majingxuan123 opened a new issue, #15509: URL: https://github.com/apache/dolphinscheduler/issues/15509
### 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 i create a job with a worker group. the task will fail and if you see the log it will tell you task instance host is null ### What you expected to happen maybe it happend when create task if i choose default group (3 node) it will successful ### How to reproduce it happend by this step create a worker group like this  it add to mysql successful  and then create new project and create a work stream choose the worker group and a simple shell  start this simple work and it will stop by error when you find log it will happend  in mysql t_ds_task_instance table  i dont konw why it happend dolphin scheduler's version is 3.2 with centos 7.5 ### Anything else _No response_ ### Version 3.2.x ### 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]
