Issue
- In forms with a translation, if you add a Numeric field and add a validation rule to this field, you can not save the form. You will see the following message:
Error: The validation expression () set for field Numeric is invalid.

Environment
- Liferay DXP 7.2, with dxp-8 or older.
Resolution
- Please contact support and request a hotfix with the LPS-120646.