How To Fix MPE_OAN125 - PRT assignment &1 &2 in OA &3, version &4 is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 125

• Message text: PRT assignment &1 &2 in OA &3, version &4 is unknown

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_OAN125 - PRT assignment &1 &2 in OA &3, version &4 is unknown ?

  The SAP error message MPE_OAN125 typically relates to issues with the assignment of Production Resources/Tools (PRT) in the context of Order Management or Production Planning. The message indicates that the system cannot find the specified PRT assignment for the given order and version.
  Cause:
  
  Missing PRT Assignment: The specified PRT is not assigned to the order or is not available in the system.
  Incorrect Version: The version of the order may not match the version of the PRT assignment.
  Data Inconsistency: There may be inconsistencies in the master data or configuration settings related to the PRT or the order.
  Authorization Issues: The user may not have the necessary authorizations to view or assign the PRT.
  
  Solution:
  
  
  Check PRT Assignment:
  
  Navigate to the relevant order in the SAP system and check if the PRT is correctly assigned.
  Ensure that the PRT is active and available for use.
  
  
  
  Verify Version:
  
  Confirm that the version of the order matches the version of the PRT assignment. If there are multiple versions, ensure you are referencing the correct one.
  
  
  
  Review Master Data:
  
  Check the master data for the PRT and the order to ensure that all necessary information is correctly maintained.
  Look for any discrepancies or missing data that could lead to this error.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary permissions to access and assign PRTs. If not, contact your SAP security administrator to grant the required authorizations.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for further insights into the specific error message and its implications.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide patches or updates.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO02 (Change Production Order) or CO03 (Display Production Order) to manage PRT assignments.
  PRT Configuration: Understand how PRTs are configured in your SAP system, including their types, statuses, and how they are linked to production orders.
  SAP Community: Engage with the SAP Community forums for discussions and solutions shared by other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to involve your SAP support team or consult with an SAP expert for further troubleshooting.