How To Fix AQ011 - Additional function maintenance is locked by &

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 011

• Message text: Additional function maintenance is locked by &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AQ011 - Additional function maintenance is locked by & ?

  The SAP error message AQ011, which states "Additional function maintenance is locked by &," typically indicates that a specific function or transaction in the SAP system is currently locked by another user or process. This can happen in various scenarios, such as when a user is editing a configuration or when a background job is running that requires exclusive access to certain data.
  Cause:
  
  User Lock: Another user is currently accessing the same function or transaction, which prevents others from making changes.
  Background Job: A background job is running that requires exclusive access to the function or data.
  Transaction Lock: The transaction may be locked due to an incomplete process or an error that occurred during a previous operation.
  System Configuration: Certain configurations may be set to allow only one user to access a specific function at a time.
  
  Solution:
  
  Identify the Locking User: Check who is currently using the function. You can do this by using transaction code SM12 to view the lock entries. Look for the user ID that is locking the function.
  Wait for Release: If the locking user is performing a legitimate operation, you may need to wait until they complete their task.
  Contact the User: If you can identify the user who is locking the function, you can reach out to them to see if they can release the lock.
  Terminate the Lock: If the lock is due to a user session that is no longer active or if it is stuck, you may need to delete the lock entry using transaction SM12. Be cautious with this approach, as it may lead to data inconsistency if the user is still working on the transaction.
  Check Background Jobs: Use transaction SM37 to check for any background jobs that might be running and locking the function. If necessary, you can cancel the job if it is safe to do so.
  System Restart: In some cases, a system restart may be required to clear locks, but this should be done with caution and typically as a last resort.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM37: To monitor background jobs.
  SM21: To check system logs for any related errors or warnings.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for the specific module or function you are working with to understand any specific locking mechanisms in place.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.