How To Fix MSG_CL_CG_LD053 - Class &1 is locked. No further processing possible

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_CL_CG_LD - Message for consumer group and logical destination objects

• Message number: 053

• Message text: Class &1 is locked. No further processing possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MSG_CL_CG_LD053 - Class &1 is locked. No further processing possible ?

  The SAP error message MSG_CL_CG_LD053 indicates that a specific class (denoted by &1) is locked, which prevents further processing. This error typically occurs in the context of class management in SAP, particularly when dealing with class hierarchies or when trying to perform operations on classes that are currently locked.
  Cause:
  
  Class Locking: The class is locked due to ongoing changes or transactions. This can happen if another user or process is currently editing the class or if a previous transaction did not complete successfully.
  Transport Requests: If the class is part of a transport request that is currently being processed, it may be locked to prevent changes during the transport.
  System Issues: Occasionally, system issues or inconsistencies can lead to classes being incorrectly marked as locked.
  
  Solution:
  
  
  Check Lock Status:
  
  Use transaction code SM12 to check for locks on the class. You can search for the class name to see if it is locked and by whom.
  If you find that the class is locked by a user who is no longer active, you may need to delete the lock entry.
  
  
  
  Release the Lock:
  
  If you have the necessary authorizations, you can manually delete the lock entry in SM12. Be cautious when doing this, as it may affect other users.
  If the lock is due to a transport request, wait for the transport to complete or check with your Basis team.
  
  
  
  Check for Active Sessions:
  
  Ensure that there are no active sessions that are editing the class. If you find any, you may need to coordinate with the user to complete or cancel their session.
  
  
  
  System Restart:
  
  In some cases, a system restart may help clear any lingering locks, but this should be done with caution and typically as a last resort.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to class management and locking mechanisms for any additional insights or updates.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE24: Class Builder - to view and edit classes.
  SE80: Object Navigator - to manage various objects including classes.
  SM12: To view and manage lock entries.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to class locking. You can search for relevant notes in the SAP Support Portal.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to view and manage locks, as insufficient permissions can also lead to issues when trying to resolve this error.
  
  
  If the problem persists after trying the above solutions, it may be beneficial to contact your SAP Basis team or SAP support for further assistance.