How To Fix UD412 - Error when updating the DB (changes are not in the DB)

SAP Error Message - Details

• Message type: E = Error

• Message class: UD - EDM - Enterprise Data Model

• Message number: 412

• Message text: Error when updating the DB (changes are not in the DB)

What causes this issue?

A database error occurred when saving the modified data model
hierarchy. The changes are not in the database, despite being displayed
on the list.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Select menu option <LS>Refresh</> from the <LS>Edit</> menu. An updated
version of the data model hierarchy is now displayed. Repeat your
change operation(s). If the error recurs, please inform your database
system administrator.

Error message extract from SAP system. Copyright SAP SE.