How To Fix /SCWM/LM_TATT012 - Entry locked by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LM_TATT -

• Message number: 012

• Message text: Entry locked by user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LM_TATT012 - Entry locked by user &1 ?

  The SAP error message /SCWM/LM_TATT012 Entry locked by user &1 typically occurs in the SAP Extended Warehouse Management (EWM) module when a user tries to access or modify a data entry that is currently locked by another user. This locking mechanism is in place to prevent data inconsistencies and ensure that multiple users do not make conflicting changes to the same data simultaneously.
  Cause:
  
  User Locking: The entry is being edited or processed by another user, which causes the system to lock it for exclusive access.
  Session Timeout: A user may have left a session open, causing the entry to remain locked even if they are no longer actively working on it.
  System Errors: Occasionally, system errors or crashes can leave entries in a locked state.
  
  Solution:
  
  Wait and Retry: If the entry is locked by another user, the simplest solution is to wait until that user has completed their task and released the lock. You can try again after some time.
  Identify the Locking User: Use transaction code SM12 to check for locked entries. You can see which user has locked the entry and potentially contact them to resolve the issue.
  Release the Lock: If you have the necessary authorizations, you can manually release the lock from transaction SM12. However, this should be done with caution, as it may lead to data inconsistencies if the other user is still working on the entry.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check if any background processes are running that might be causing the lock.
  Review System Logs: Check the system logs for any errors or warnings that might indicate why the entry is locked.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks can be exclusive (only one user can access) or shared (multiple users can access).
  User Authorizations: Ensure that users have the appropriate authorizations to access and modify the entries they need.
  Training and Documentation: Providing training for users on how to properly log out of sessions and manage their tasks can help reduce the occurrence of locked entries.
  
  If the issue persists or if you are unsure about releasing locks, it may be advisable to consult with your SAP Basis team or a technical consultant for further assistance.