STEPS TO REPRODUCE: 1. Go to Administration > Studio > Objects > Cost Plan object
2. On the attributes tab, edit the Plan Code field and make it auto-numbered.

3. On the Classic UI, create a project and financially enable it.
4. On the Financials tab, create a Cost Plan. Note the Cost Plan ID takes the auto-numbered pattern:

5. Once the Cost Plan has been created, through the Actions menu, submit it for approval.

6. The auto-numbering pattern is respected
7. Navigate to the Modern UX and locate the project.
Ensure the project is linked to a Blueprint that contains both the Financial Plans Module and the new Financials module:

8. On the Financial Plans module, select a cost plan and submit it for approval

9. The submitted plan respects the auto-numbering pattern

10. Move to the new Financials Module (introduced in 15.8)
11. Edit the Cost Plan and submit it for approval

12. On the submission page, the Cost Plan ID field is editable and it does not get auto-populated with the auto-numbered pattern.

13. Submit it for approval
Expected results: The Cost Plan ID to respect the auto-numbered pattern
Actual results: The Cost Plan ID field is editable and required. Anything can be given as ID, not respecting the auto-numbering pattern