caishunfeng opened a new issue, #12439: URL: https://github.com/apache/dolphinscheduler/issues/12439
### 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 ``` [ERROR] 2022-10-19 16:41:53.938 +0800 org.apache.dolphinscheduler.alert.AlertSenderService:[272] - send alert error alert data id :48, java.lang.NullPointerException: null at org.apache.dolphinscheduler.plugin.alert.script.ScriptSender.executeShellScript(ScriptSender.java:75) at org.apache.dolphinscheduler.plugin.alert.script.ScriptSender.sendScriptAlert(ScriptSender.java:47) at org.apache.dolphinscheduler.plugin.alert.script.ScriptAlertChannel.process(ScriptAlertChannel.java:35) at org.apache.dolphinscheduler.alert.AlertSenderService.alertResultHandler(AlertSenderService.java:252) at org.apache.dolphinscheduler.alert.AlertSenderService.send(AlertSenderService.java:112) at org.apache.dolphinscheduler.alert.AlertSenderService.run(AlertSenderService.java:79) ```  ### What you expected to happen can run script alert success. ### How to reproduce add a script alert plugin without setting user params.  ### Anything else _No response_ ### Version 3.1.x ### 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]
