How To Fix RMPS_TRF121 - An element with POID &1 is already part of the export stack '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: RMPS_TRF - Message for transfer run time

• Message number: 121

• Message text: An element with POID &1 is already part of the export stack '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMPS_TRF121 - An element with POID &1 is already part of the export stack '&2' ?

  The SAP error message RMPS_TRF121 indicates that there is an issue with the export stack in the context of the SAP system's transport management. Specifically, it means that an element (identified by its POID, or Persistent Object Identifier) is already included in the specified export stack. This can occur during transport operations when trying to add an object that is already part of an existing transport request.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the object you are trying to add to a transport request is already included in another transport request or export stack.
  Transport Request Conflicts: There may be conflicts between different transport requests if multiple requests are trying to include the same object.
  Incorrect Transport Management Configuration: Misconfiguration in the transport management system can lead to issues with object handling.
  
  Solution:
  
  
  Check Existing Transport Requests: 
  
  Use transaction code SE09 or SE10 to check the transport requests. Look for the transport request that already contains the object with the specified POID.
  If you find that the object is already included in another transport request, you may need to either remove it from that request or use that request for transport.
  
  
  
  Remove Duplicate Entries:
  
  If you have mistakenly added the object to multiple requests, you can remove it from the incorrect request using transaction SE09 or SE10.
  
  
  
  Use the Correct Transport Request:
  
  Ensure that you are using the correct transport request for your changes. If the object is already in a transport request, you should use that request for your transport.
  
  
  
  Check Transport Layer Configuration:
  
  Review the transport layer configuration to ensure that there are no misconfigurations that could lead to this issue.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that might address this specific error or provide additional guidance. You can search for notes related to transport management and the specific error message.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SE09: Workbench Organizer
  SE10: Customizing Organizer
  
  
  Transport Management System (TMS): Understanding how TMS works can help in managing transport requests effectively.
  SAP Notes: Regularly check SAP Notes for updates or patches that may address known issues related to transport management.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.