How To Fix RMPS_TRF126 - Export stack &1 is edited by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RMPS_TRF - Message for transfer run time

• Message number: 126

• Message text: Export stack &1 is edited by user &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMPS_TRF126 - Export stack &1 is edited by user &2 ?

  The SAP error message RMPS_TRF126, which states "Export stack &1 is edited by user &2," typically occurs in the context of the SAP system when there is an attempt to edit or modify an export stack that is currently being accessed or edited by another user. This can happen in various scenarios, such as during data transfer processes, export operations, or when managing transport requests.
  Cause:
  
  Concurrent Access: The primary cause of this error is that the export stack (which is a collection of objects to be transported) is locked by another user. This can happen if multiple users are trying to edit or transport the same objects simultaneously.
  Session Conflicts: If a user has an active session that is editing the export stack, other users will be prevented from making changes until the first session is completed or closed.
  System Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If a user is editing the export stack, the system will not allow other users to make changes until the lock is released.
  
  Solution:
  
  Identify the User: Check which user is currently editing the export stack. You can do this by using transaction codes like SM12 (to view locks) or SM21 (to check system logs).
  Wait for Release: If the user editing the export stack is actively working, you may need to wait until they finish their task and release the lock.
  Contact the User: If possible, communicate with the user who is editing the export stack to understand their timeline and whether they can complete their work sooner.
  Terminate Session: If the user is no longer active or if the session is stuck, a system administrator may need to terminate the session using transaction SM04 or SM12. However, this should be done with caution to avoid data loss or corruption.
  Check for Background Jobs: Sometimes, background jobs may also hold locks. Check if any background jobs are running that might be causing the lock.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To view and manage locks.
  SM21: To check system logs for errors and warnings.
  SM04: To monitor user sessions.
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. SAP frequently updates its knowledge base with solutions for common issues.
  Documentation: Review SAP documentation related to transport management and export stacks for best practices and guidelines.
  
  By following these steps, you should be able to resolve the RMPS_TRF126 error and continue with your SAP operations.