How To Fix LF121 - Delivery note &1 is being processed by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: LF - Mobile Computing in Warehouse Logistics

• Message number: 121

• Message text: Delivery note &1 is being processed by another user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LF121 - Delivery note &1 is being processed by another user ?

  The SAP error message LF121, which states "Delivery note &1 is being processed by another user," typically occurs when a delivery note is locked by another user or session. This can happen in various scenarios, such as when a user is editing the delivery note, or if a previous session did not close properly, leaving the document in a locked state.
  Cause:
  
  Concurrent Access: Another user is currently processing the same delivery note.
  Session Lock: A previous session may have crashed or not closed properly, leaving the document locked.
  Transaction Errors: An error during a transaction may have left the document in a locked state.
  
  Solution:
  
  Wait and Retry: If another user is processing the delivery note, you may need to wait until they finish and then try again.
  Check for Locks: Use transaction code SM12 to check for locks on the delivery note. You can look for the user who has locked the document and, if necessary, contact them to release the lock.
  Release Locks: If you have the necessary authorizations, you can manually delete the lock entry in SM12. Be cautious with this approach, as it may disrupt another user's work.
  Check User Sessions: Use transaction code SM04 to see active user sessions. If you find a session that is no longer active but still holding a lock, you may need to terminate that session.
  Restart the Transaction: If you suspect that your session is causing the lock, try logging out and logging back in, or restarting the transaction.
  Contact Support: If the issue persists and you cannot resolve it, consider reaching out to your SAP support team for further assistance.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM04: To view active user sessions.
  
  
  User Authorization: Ensure you have the necessary permissions to view and manage locks.
  Documentation: Refer to SAP Help documentation for more details on handling locks and error messages.
  
  By following these steps, you should be able to resolve the LF121 error and continue processing the delivery note.