Issue Summary

For JSM project's Views option, there is a Date fields option when a user tries to configure the views. If a custom Date Picker field is selected in the Start date or End date field and when that custom field is moved to Trash or permanently deleted from the instance, the following error is observed on the UI:

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Hash 1BXOBWX

Screenshot of the error:

Steps to Reproduce

1. For any JSM project, go to Views and select the three horizontal dots on the top right corner of the screen:
   
2. Select Configure views option and go to Date fields.
3. Change Start date field or End date field to any custom Date Picker field and click Save:
   
4. Now, delete any of the selected custom field permanently.

Expected Results

On the UI, the option to select another field should be available

Actual Results

The following error is seen.

Workaround

Restore the deleted field to resolve the issue.

If the field is permanently deleted, the workaround does not work.