How To Fix UD310 - Variant '00' may not be deleted (variants still exist)

UD310 - Overview

• Message type: E = Error

• Message class: UD - EDM - Enterprise Data Model

• Message number: 310

• Message text: Variant '00' may not be deleted (variants still exist)

What causes this issue?

You wish to delete variant 0 of an entity type. This entity type has
other variants, which means that variant 0 may not be deleted.

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?

The variants of an entity type represent different definitions of the
entity type. Variant 0 has a special significance and must always
exist, as long as an entity type exists.

Error message extract from SAP system. Copyright SAP SE.

UD310 - Details

• The SAP error message UD310 indicates that you are trying to delete a variant (in this case, variant '00') that cannot be deleted because there are still existing variants associated with it. This typically occurs in the context of report variants or selection variants in SAP.
  
  Cause:
  The error occurs because:
  
  The variant you are trying to delete is still being referenced by other variants or reports.
  There may be dependencies or links to other objects that prevent the deletion of the specified variant.
  
  
  Solution:
  To resolve this issue, you can follow these steps:
  
  
  Check for Existing Variants:
  
  Go to the transaction where the variant is defined (e.g., SE38 for ABAP programs).
  Use the variant management options to check if there are other variants associated with the one you are trying to delete.
  
  
  
  Delete Dependent Variants:
  
  If you find other variants that are dependent on the one you want to delete, you will need to delete those first.
  Navigate to the variant