zhuangchong opened a new issue #4764:
URL: https://github.com/apache/incubator-dolphinscheduler/issues/4764
**Describe the bug**
Create an warning instance page and click Submit , without validate the
required parameters
**To Reproduce**
1. Create an warning instance
2. The page does not enter required parameters
3. Click Submit
4. The warning instance can be created successfully
**Which version of Dolphin Scheduler:**
-[dev]
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