How To Fix UPO_MIG408 - Manually close all PPN's to proceed further

SAP Error Message - Details

• Message type: E = Error

• Message class: UPO_MIG - Message Class for PRA->UOM Migration

• Message number: 408

• Message text: Manually close all PPN's to proceed further

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UPO_MIG408 - Manually close all PPN's to proceed further ?

  The SAP error message UPO_MIG408 indicates that there are open Purchase Order (PO) items or Purchase Price Negotiations (PPNs) that need to be manually closed before proceeding with a migration or other processes in the system. This error typically arises during data migration activities, particularly when transitioning to a new system or updating existing data.
  Cause:
  The error occurs because the system has detected that there are still active or open PPNs that need to be addressed. This is a safeguard to ensure that all relevant transactions are completed before moving forward with the migration process. Open PPNs can lead to inconsistencies in data and potential issues in the new system.
  Solution:
  To resolve the UPO_MIG408 error, follow these steps:
  
  
  Identify Open PPNs:
  
  Use transaction codes such as ME23N (Display Purchase Order) or ME22N (Change Purchase Order) to check for any open PPNs.
  You can also use reports or queries to list all open PPNs.
  
  
  
  Manually Close PPNs:
  
  For each open PPN, determine the reason it is still open. This could be due to pending approvals, incomplete transactions, or other issues.
  Complete any necessary actions to close the PPNs. This may involve:
  
  Approving pending PPNs.
  Completing any outstanding negotiations.
  Closing or finalizing the PPNs as required.
  
  
  
  
  
  Verify Closure:
  
  After attempting to close the PPNs, recheck to ensure that there are no remaining open PPNs.
  You can run the same reports or queries to confirm that all PPNs are now closed.
  
  
  
  Retry Migration:
  
  Once all PPNs are closed, attempt to proceed with the migration or the process that was previously blocked by the error.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME23N, ME22N, ME21N (Create Purchase Order), and ME31K (Create Contract) to manage POs and PPNs effectively.
  Documentation: Review SAP documentation or help files related to Purchase Order management and migration processes for additional guidance.
  Support: If you continue to experience issues, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the UPO_MIG408 error and proceed with your intended actions in SAP.