How To Fix WRF_PRC_SCD121 - Legs for transportation chain &1 &2 cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_PRC_SCD - Purchasing Scheduling Seasonal Procurement

• Message number: 121

• Message text: Legs for transportation chain &1 &2 cannot be changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_SCD121 - Legs for transportation chain &1 &2 cannot be changed ?

  The SAP error message WRF_PRC_SCD121 indicates that there is an issue with changing the legs of a transportation chain in the Supply Chain Management (SCM) module. This error typically arises when there are restrictions or conditions that prevent modifications to the transportation legs for a specific transportation chain.
  Cause:
  
  Locked Transportation Chain: The transportation chain may be locked due to ongoing processes or transactions that are currently using it.
  Status of the Transportation Chain: The transportation chain might be in a status that does not allow changes (e.g., completed, closed, or in a status that is not editable).
  Dependencies: There may be dependencies or relationships with other objects (like orders or deliveries) that prevent changes to the transportation legs.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the transportation chain.
  
  Solution:
  
  Check Status: Verify the status of the transportation chain. If it is in a non-editable status, you may need to change the status or create a new transportation chain.
  Unlock the Chain: If the transportation chain is locked, identify the process that is locking it and resolve that issue. This may involve waiting for the process to complete or manually unlocking it if appropriate.
  Review Dependencies: Check for any dependent objects that may be preventing changes. You may need to adjust or remove these dependencies before making changes.
  Authorization Check: Ensure that the user attempting to make the changes has the necessary authorizations. If not, contact your SAP security administrator to obtain the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for specific details related to the transportation chain and its configuration.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SCWM/PRC or /SCWM/TS to view and manage transportation chains.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.