Description

Resolves #21789

Checklist

• I fully tested it as developer / designer and created unit / integration tests
• I documented it (or no need to document or I will create a separate documentation issue)
• I've assigned reviewer, related labels and set a milestone for this PR

How to test it?

• Navigate to abp > npm directory and run the deploy script deploy-suite-run-before-nuget.ps1
• Then you can create the project and master-child entities with the File property to test the changes.
• It is best to test the property creation having the Id postfix.

10.1.1 03 March, 2026 bug ui-angular