How To Fix MSG_UH000 - Hierarchy is locked by &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_UH - Universal Hierarchy Message Class

• Message number: 000

• Message text: Hierarchy is locked by &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MSG_UH000 - Hierarchy is locked by &1. ?

  The SAP error message MSG_UH000 indicates that a hierarchy is currently locked by a user or process, preventing any modifications or access to that hierarchy until it is unlocked. This can occur in various SAP modules, particularly in those dealing with hierarchical data structures, such as SAP BW (Business Warehouse) or SAP CO (Controlling).
  Cause:
  
  User Lock: A user is currently editing or has opened the hierarchy in a way that locks it for other users.
  System Lock: A background job or process is running that has locked the hierarchy for updates.
  Transaction Lock: A transaction that modifies the hierarchy is still in progress, causing a lock.
  
  Solution:
  
  
  Identify the Locking User/Process:
  
  Use transaction SM12 to check for locks. You can filter by the user ID or the object type related to the hierarchy.
  If you find a lock that is no longer needed, you can delete it (if you have the necessary authorizations).
  
  
  
  Wait for the Lock to Release:
  
  If the lock is due to a legitimate process (like a background job), you may need to wait until that process completes.
  
  
  
  Contact the User:
  
  If a specific user is locking the hierarchy, you may want to contact them to see if they can release the lock.
  
  
  
  Check for Background Jobs:
  
  Use transaction SM37 to check for any background jobs that might be running and locking the hierarchy. If a job is stuck, you may need to terminate it.
  
  
  
  System Administration:
  
  If you are unable to resolve the issue, it may require intervention from a system administrator or SAP Basis team to investigate further.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To monitor background jobs.
  SE11: To check the data dictionary for the hierarchy structure.
  
  
  
  Documentation: Refer to SAP Help documentation for specific modules (like BW or CO) for more details on hierarchy management and locking mechanisms.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to hierarchy locking in your specific version of SAP.
  
  
  By following these steps, you should be able to identify the cause of the lock and take appropriate action to resolve the MSG_UH000 error.