How To Fix USMD1A023 - Hierarchy of entity type &1 is locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1A - Messages: Abstraction Layer

• Message number: 023

• Message text: Hierarchy of entity type &1 is locked by user &2

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE NA_USMD_ENQ_HRYNODE_CAUSE OBJECT DOKU ID TX

System Response

How to fix this error?

You can use transaction SM12 to view the locks in the system.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1A023 - Hierarchy of entity type &1 is locked by user &2 ?

  The SAP error message USMD1A023 indicates that a hierarchy of a specific entity type is currently locked by another user. This typically occurs in the context of SAP Master Data Governance (MDG) when multiple users are trying to access or modify the same data simultaneously.
  Cause:
  
  User Locking: The hierarchy is locked by another user who is currently editing or has opened the hierarchy for changes.
  Session Timeout: Sometimes, a user may have left a session open, causing the lock to persist even after they have stopped working on it.
  Technical Issues: There may be technical issues or bugs that cause locks to not be released properly.
  
  Solution:
  
  Identify the Locking User: Check who is currently locking the hierarchy. You can do this by using transaction code SM12 (Display and Delete Locks) in SAP. Look for the user ID mentioned in the error message.
  Contact the User: If possible, contact the user who is locking the hierarchy to see if they can release the lock by saving their work or logging out.
  Release the Lock: If the locking user is unavailable or the lock is stale (e.g., due to a session timeout), an administrator can manually delete the lock using transaction code SM12. However, this should be done with caution to avoid data inconsistency.
  Wait and Retry: If the lock is temporary, you may simply wait for the other user to finish their work and then try again.
  Check for Technical Issues: If this issue occurs frequently, it may be worth investigating if there are any underlying technical issues or bugs in the system that need to be addressed.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related errors or warnings.
  SU01: To manage user accounts and check user statuses.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  
  
  User Training: Ensure that users are trained on how to properly save and exit sessions to minimize locking issues.
  
  
  System Configuration: Review system configuration settings related to locking mechanisms to ensure they are optimized for your business processes.
  
  
  By following these steps, you should be able to resolve the error message USMD1A023 and prevent it from occurring in the future.