How To Fix /SAPAPO/RET_MESSAGES450 - The restriction name must be unique per location and planning version

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 450

• Message text: The restriction name must be unique per location and planning version

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RET_MESSAGES450 - The restriction name must be unique per location and planning version ?

  The SAP error message /SAPAPO/RET_MESSAGES450 indicates that there is a conflict with the restriction name in the context of SAP Advanced Planning and Optimization (APO). Specifically, it means that the restriction name you are trying to use is not unique for the specified location and planning version. 
  Cause:
  
  Duplicate Restriction Name: The restriction name you are trying to create or modify already exists for the same location and planning version.
  Incorrect Configuration: There may be a misconfiguration in the planning version or location settings that is causing the system to interpret the restriction name as a duplicate.
  
  Solution:
  
  
  Check Existing Restrictions: 
  
  Go to the relevant transaction in SAP APO where restrictions are defined (e.g., /SAPAPO/SDP94 for SNP or /SAPAPO/OM17 for DP).
  Look for existing restrictions for the specified location and planning version to see if the name you are trying to use is already in use.
  
  
  
  Rename the Restriction: 
  
  If you find that the restriction name is already in use, consider renaming your new restriction to something unique.
  
  
  
  Delete or Modify Existing Restrictions: 
  
  If the existing restriction is no longer needed, you can delete it or modify it to free up the name for your new restriction.
  
  
  
  Review Planning Version Settings: 
  
  Ensure that you are working in the correct planning version and that there are no discrepancies in the configuration.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for more detailed guidance on managing restrictions in APO.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP APO, especially focusing on the configuration of restrictions and planning versions.
  
  By following these steps, you should be able to resolve the error and successfully create or modify your restriction in SAP APO.