How To Fix J1B_NFE124 - Document &1 cannot be canceled; source document &2 locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: J1B_NFE - Message class for NF-e

• Message number: 124

• Message text: Document &1 cannot be canceled; source document &2 locked by another user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message J1B_NFE124 - Document &1 cannot be canceled; source document &2 locked by another user ?

  The SAP error message J1B_NFE124 indicates that a document (identified by &1) cannot be canceled because its source document (identified by &2) is currently locked by another user. This is a common issue in SAP systems when multiple users are trying to access or modify the same document simultaneously.
  Cause:
  
  Document Locking: The source document is locked by another user, which prevents any changes or cancellations from being made to the document until it is unlocked.
  Transaction in Progress: Another user might be processing a transaction related to the source document, which causes it to be locked.
  System Configuration: There may be specific configurations or settings in the SAP system that enforce document locking for certain operations.
  
  Solution:
  
  Identify the Lock: Use transaction code SM12 to check for locks in the system. You can search for the user who has locked the document and the specific document number.
  Contact the User: If you identify the user who has locked the document, you can reach out to them to see if they can complete their transaction or release the lock.
  Wait for Release: If the lock is due to a legitimate transaction, you may need to wait until the other user completes their work.
  Force Unlock (if necessary): If the lock is no longer valid (e.g., the user has logged off unexpectedly), a system administrator can manually remove the lock using transaction SM12. However, this should be done with caution to avoid data inconsistencies.
  Check for Background Jobs: Sometimes, background jobs may also lock documents. Check transaction SM37 to see if any background jobs are running that might be causing the lock.
  
  Related Information:
  
  Document Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. When a user accesses a document for editing, it gets locked to prevent other users from making changes simultaneously.
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To check background jobs.
  SU01: To manage user accounts and check user status.
  
  
  User Training: Ensure that users are trained on how to properly handle documents and understand the implications of locking.
  
  By following these steps, you should be able to resolve the error and proceed with the necessary document cancellation.