How To Fix PPH_RTG026 - Duplicate record entries( &1,&2,&3 ) are not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: PPH_RTG - Message class for Production Routing APIs

• Message number: 026

• Message text: Duplicate record entries( &1,&2,&3 ) are not supported

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPH_RTG026 - Duplicate record entries( &1,&2,&3 ) are not supported ?

  The SAP error message PPH_RTG026, which indicates "Duplicate record entries (&1, &2, &3) are not supported," typically arises in the context of SAP's Production Planning and Control (PP) module, particularly when dealing with routing or production data. This error suggests that there are duplicate entries in a dataset that the system does not allow.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate records in the routing or production data. This can happen if the same routing or operation is defined multiple times for the same material or production order.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries that were not properly validated, duplicates may have been introduced.
  Configuration Errors: Incorrect configuration settings in the routing or production planning module can lead to the system interpreting valid entries as duplicates.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Use transaction codes like SE16 or SE11 to check the relevant database tables (e.g., PLAF, PLKO, PLPO) for duplicate entries based on the parameters indicated in the error message (&1, &2, &3).
  You can also use reports or queries to identify duplicates in the routing or production data.
  
  
  
  Remove Duplicates: 
  
  Once identified, you can either delete the duplicate entries or modify them to ensure that each entry is unique.
  Ensure that you have proper backups before making deletions or modifications.
  
  
  
  Data Validation: 
  
  Implement data validation checks during data entry or migration processes to prevent duplicates from being created in the future.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to the specific version of SAP you are using, as there may be specific guidelines or patches available.
  
  
  
  Contact SAP Support: 
  
  If the issue persists or if you are unsure about how to proceed, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CA03 (Display Routing), CA02 (Change Routing), and CO01 (Create Production Order) to manage routing and production orders.
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the PPH_RTG026 error and prevent it from occurring in the future.