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

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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 check if the partner exists.
  
  
  
  Check Partner Function Assignment:
  
  Ensure that the partner function is correctly assigned to the partner in the master data.
  For customers, check the partner functions in the sales area data.
  For vendors, check the partner functions in the purchasing data.
  
  
  
  Check Partner Determination Procedure:
  
  Verify that the partner function is included in the partner determination procedure relevant to the document type.
  Use transaction VOPA (Partner Determination Procedures) to check and maintain partner functions.
  
  
  
  Check Document Data:
  
  Review the sales order, purchase order, or billing document to ensure the partner function and partner number are correctly entered.
  Correct any missing or incorrect partner assignments.
  
  
  
  Recreate or Update Partner Assignments:
  
  If the partner function is missing, add it manually in the document or master data.
  If the partner number is incorrect, correct it.
  
  
  
  Check Customizing:
  
  In some cases, partner functions are controlled via customizing settings.
  Use transaction SPRO ? Logistics Execution ? Shipping ? Basic Shipping Functions ? Partner Determination to verify settings.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  BP – Business Partner Maintenance
  XD03 – Display Customer
  VD03 – Display Customer (Sales Area)
  XK03 – Display Vendor
  VOPA – Partner Determination Procedures
  SPRO – Customizing
  
  
  
  SAP Notes:
  
  Check SAP Notes related to partner determination and partner function errors for your specific SAP version.
  
  
  
  Partner Functions Commonly Used:
  
  Sold-to party (AG)
  Ship-to party (WE)
  Payer (RE)
  Bill-to party (RG)
  
  
  
  Partner Determination:
  
  Partner functions are assigned based on partner determination procedures configured per sales document type and sales area.
  
  
  
  
  Summary:
  The error WY021 indicates that the system cannot find the specified partner function for the given partner number. To resolve it, verify the existence and correctness of the partner number and partner function assignments in master data, documents, and partner determination procedures. Correct any missing or inconsistent data to eliminate the error.