How To Fix /SAPAPO/ATP575 - Reference category &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 575

• Message text: Reference category &1 does not exist

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP575 - Reference category &1 does not exist ?

  The SAP error message /SAPAPO/ATP575 Reference category &1 does not exist typically occurs in the context of Advanced Planning and Optimization (APO) when the system is unable to find a reference category that is expected in the context of Available-to-Promise (ATP) checks or other planning functions.
  Cause:
  
  Missing Configuration: The reference category specified in the error message does not exist in the system. This could be due to a configuration issue where the reference category has not been defined or has been deleted.
  Incorrect Input: The reference category might have been incorrectly specified in the transaction or configuration settings.
  Transport Issues: If the system has recently undergone a transport of changes, the reference category may not have been included in the transport request.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP APO and verify if the reference category exists. You can do this by navigating to the relevant configuration area (e.g., in the SAP Easy Access menu, go to SAP APO -> Global Settings -> Master Data -> Reference Categories).
  If the reference category does not exist, you may need to create it or restore it from a backup.
  
  
  
  Correct Input:
  
  Review the input parameters in the transaction that triggered the error. Ensure that the reference category is correctly specified and matches the expected values in the system.
  
  
  
  Transport Check:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects, including the reference category, were successfully transported to the target system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific version of SAP APO you are using. There may be specific notes or patches that address this issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant configuration information.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/ATC (for ATP checks) or /SAPAPO/MDP (for master data planning) to investigate further.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for detailed information on configuring reference categories and ATP settings in SAP APO.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.