How To Fix /SAPAPO/PDEM037 - No valid supersession on day &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 037

• Message text: No valid supersession on day &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PDEM037 - No valid supersession on day &1 ?

  The SAP error message /SAPAPO/PDEM037 No valid supersession on day &1 typically occurs in the context of Advanced Planning and Optimization (APO) when dealing with product master data, particularly in the area of product substitution or supersession.
  Cause:
  This error indicates that the system could not find a valid supersession relationship for a product on the specified date (&1). Supersession refers to the process where one product is replaced or substituted by another. The absence of a valid supersession can occur due to several reasons:
  
  Missing Supersession Data: The product may not have been set up with a valid supersession relationship in the master data.
  Date Issues: The date being referenced may not fall within the valid range of the supersession relationship.
  Incorrect Product Configuration: The product configuration may not be correctly maintained, leading to inconsistencies in the data.
  Data Migration Issues: If data was migrated from another system, there may be missing or incorrect entries related to supersession.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Supersession Data:
  
  Go to the product master data in the SAP system and verify if the supersession relationships are correctly defined.
  Ensure that the product you are trying to use has a valid supersession entry for the date in question.
  
  
  
  Validate Dates:
  
  Check the validity dates of the supersession relationships. Ensure that the date you are querying falls within the active period of the supersession.
  
  
  
  Maintain Product Master:
  
  If the supersession relationship is missing, you may need to create or update the product master data to include the necessary supersession information.
  
  
  
  Review Configuration:
  
  Ensure that the configuration settings for product substitution and supersession are correctly set up in the system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on maintaining product master data and supersession relationships.
  
  
  
  Testing:
  
  After making changes, test the scenario again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/MAT1 (Product Master) or /SAPAPO/PDS (Product Data Structure) to view and maintain product data.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on this error.
  Support: If the issue persists, 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 identify and resolve the cause of the /SAPAPO/PDEM037 error in your SAP system.