How To Fix E2456 - Lock modules for active version of & are displayed

E2456 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 456

• Message text: Lock modules for active version of & are displayed

What causes this issue?

The lock object is not active.

System Response

The lock modules generated for the active version of the lock object
are displayed.

How to fix this error?

Activate the lock object in order to generate the lock modules again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

E2456 - Details

• The SAP error message E2456, which states "Lock modules for active version of & are displayed," typically occurs in the context of SAP's transport management system or when dealing with version management in ABAP programs or other objects. This error indicates that there are lock entries for the active version of the object you are trying to work with, which prevents you from making changes or performing certain actions.
  
  Cause:
  
  Active Lock: The object you are trying to modify is currently locked because it is in use or has been locked by another user or process.
  Transport Request: If the object is part of a transport request that is currently being processed, it may be locked to prevent changes during the transport.
  Version Management: The system may be enforcing version management rules that prevent modifications to the active version of the object.
  
  
  Solution:
  
  Check Locks: Use transaction code SM12 to check for existing locks on the