How To Fix MPE_AHF_MSG028 - ObjType/action/process point &1: key &2 is locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_AHF_MSG - Message Class - Action Hook Framework

• Message number: 028

• Message text: ObjType/action/process point &1: key &2 is locked by another user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_AHF_MSG028 - ObjType/action/process point &1: key &2 is locked by another user ?

  The SAP error message MPE_AHF_MSG028 indicates that a specific object (identified by ObjType/action/process point &1) is currently locked by another user. This typically occurs in scenarios where multiple users are trying to access or modify the same object simultaneously, leading to a conflict.
  Cause:
  
  Concurrent Access: Another user is currently editing or has locked the object you are trying to access.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  System Configuration: Certain configurations in the SAP system may lead to more frequent locking scenarios, especially in high-traffic environments.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the other user to finish their work and release the lock may resolve the issue.
  Identify the Lock: Use transaction code SM12 to check for locked entries. You can see which user has locked the object and potentially contact them to release the lock.
  Release the Lock: If you have the necessary authorizations, you can manually delete the lock entry in transaction SM12. Be cautious with this approach, as it may lead to data inconsistencies if the other user is actively working on the object.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check transaction SM37 to see if any jobs are running that might be causing the lock.
  Review System Configuration: If locking issues are frequent, it may be worth reviewing the system configuration or discussing with your SAP Basis team to optimize locking behavior.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM37: To check background jobs that might be holding locks.
  SM21: To view system logs for any related errors or warnings.
  
  
  User Communication: If you identify the user holding the lock, communicate with them to understand if they can release the lock or if they need more time.
  Documentation: Refer to SAP documentation or support notes related to locking mechanisms for more in-depth understanding and troubleshooting steps.
  
  If the problem persists or if you frequently encounter this error, it may be beneficial to consult with your SAP support team for further investigation and resolution.