How To Fix WY021 - Partner function & for partner & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WY - Supplier Master

• Message number: 021

• Message text: Partner function & for partner & 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WY021 - Partner function & for partner & does not exist ?

  The SAP error message:
  WY021: Partner function & for partner & does not exist
  
  
  Cause:
  This error occurs when the system tries to access or process a partner function for a business partner that does not exist or is not assigned in the current context. Specifically, the partner function (e.g., sold-to party, ship-to party, payer, etc.) is expected to be assigned to a partner number, but the system cannot find this assignment in the master data or document.
  Common scenarios include:
  
  The partner function is missing in the customer/vendor master data.
  The partner number assigned to the partner function does not exist or is incorrect.
  The partner function is not maintained in the relevant partner determination procedure.
  Data inconsistencies or incomplete partner assignments in sales documents, purchase orders, or billing documents.
  
  
  
  Solution:
  
  
  Check Partner Master Data:
  
  Verify that the partner number exists in the system (e.g., customer or vendor master).
  Use transaction codes like BP (Business Partner) or XD03 (Display Customer) to