New issue create experience breaks regex validator

Issue Summary

On enabling “New Global issue create experience” the regex validator fails to work as expected.

Steps to Reproduce

1. Create a workflow validator as below on the “Create Issue” transition

   The field Description content must match against the regular expression (?is).*Actual behaviour.*Expected behaviour.*

2. Try to create an issue.

Expected Results

• An issue should be created if we have a Description field containing Actual behaviour & Expected behaviour text written in it.

Actual Results

• The issue creation failed with the below error message though the Description field contains the required value

  Field Description with actual value '' does not match regular expression (?is).Actual behaviour.*Expected behaviour.

Workaround

The current workaround is to disable the New Global issue create experience