How To Fix /SAPAPO/DMRES024 - Break pattern &1 has been locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 024

• Message text: Break pattern &1 has been locked by user &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES024 - Break pattern &1 has been locked by user &2 ?

  The SAP error message /SAPAPO/DMRES024 indicates that a break pattern (which is used in demand management and resource planning) is currently locked by another user. This can happen in SAP Advanced Planning and Optimization (APO) when multiple users are trying to access or modify the same break pattern simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently editing or has locked the break pattern.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  System Configuration: The system may be configured to lock certain objects for exclusive access to prevent data inconsistencies.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, wait for the other user to finish their work and try again later.
  Identify the Locking User: You can use transaction code SM12 to check which user has locked the break pattern. Look for the relevant entry and see if you can contact the user to release the lock.
  Release the Lock: If the locking user is not available and you have the necessary authorizations, you can manually delete the lock entry in SM12. Be cautious with this approach, as it may lead to data inconsistencies if the other user is still working on it.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check if any background jobs are running that might be using the break pattern.
  System Restart: In rare cases, a system restart may be necessary to clear persistent 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.
  SM21: To check system logs for any related issues.
  ST22: To check for dumps that might indicate underlying issues.
  
  
  User Communication: If you are in a collaborative environment, communicate with your team to avoid simultaneous access to the same break pattern.
  Documentation: Refer to SAP documentation for more details on lock management and best practices in APO.
  
  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.