How To Fix VP126 - Error during partner det. (Mand. partner function &1 can not be proc.)

SAP Error Message - Details

• Message type: E = Error

• Message class: VP - Vertriebsbelegpartner

• Message number: 126

• Message text: Error during partner det. (Mand. partner function &1 can not be proc.)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message VP126 - Error during partner det. (Mand. partner function &1 can not be proc.) ?

  Certainly! Here's a detailed explanation for the SAP error message VP126:
  
  SAP Error Message: VP126
  Text: Error during partner determination (Mandatory partner function &1 cannot be processed)
  
  Cause:
  This error occurs during the partner determination process in sales documents (such as sales orders, quotations, contracts, etc.) when the system is unable to find or process a mandatory partner function that is required for the document type or sales area.
  Common causes include:
  
  The mandatory partner function is not maintained or assigned in the partner determination procedure.
  The partner determination procedure assigned to the sales document type or sales area does not include the mandatory partner function.
  The partner function is missing in the sales document header or item where it is required.
  Customizing for partner determination is incomplete or incorrect.
  The partner function is mandatory but no partner is proposed or entered in the document.
  
  
  Explanation:
  In SAP SD (Sales and Distribution), partner determination is used to automatically assign business partners (such as sold-to party, ship-to party, bill-to party, payer, etc.) to sales documents. Some partner functions are mandatory, meaning the system requires them to be present for the document to be valid.
  If the system cannot find or process a mandatory partner function during document creation or processing, it throws the VP126 error.
  
  Solution:
  
  
  Check Partner Determination Procedure:
  
  Go to SPRO ? Sales and Distribution ? Basic Functions ? Partner Determination ? Set Up Partner Determination Procedures.
  Verify that the partner determination procedure assigned to the sales document type includes the mandatory partner function mentioned in the error message.
  If missing, add the mandatory partner function to the procedure.
  
  
  
  Check Partner Function Assignment:
  
  Ensure that the mandatory partner function is assigned to the sales document type and sales area.
  Check if the partner function is correctly maintained in the sales document header or item.
  
  
  
  Maintain Partners in the Document:
  
  When creating or editing the sales document, manually enter the mandatory partner function if it is not automatically proposed.
  Check if the partner master data exists and is valid for the partner function.
  
  
  
  Review Partner Determination Procedure Configuration:
  
  Check the partner determination procedure for any inconsistencies or missing entries.
  Verify the partner determination procedure assigned to the sales document type and sales area.
  
  
  
  Check User Exits or Enhancements:
  
  If there are any custom user exits or enhancements related to partner determination, verify that they do not interfere with the mandatory partner function processing.
  
  
  
  Recreate or Adjust Partner Determination Procedure:
  
  If necessary, recreate or adjust the partner determination procedure to ensure all mandatory partner functions are included and correctly configured.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SPRO - Customizing for partner determination.
  VA01 / VA02 - Create/Change sales order (where the error might occur).
  VD01 / VD02 - Create/Change customer master (partner data).
  
  
  
  SAP Notes:
  
  Check SAP Notes related to partner determination errors for your specific SAP version.
  
  
  
  Partner Functions:
  
  Common partner functions include:
  
  Sold-to party (AG)
  Ship-to party (WE)
  Bill-to party (RE)
  Payer (RG)
  
  
  
  
  
  Partner Determination Procedure:
  
  Defines which partner functions are mandatory, optional, or suppressed for a sales document.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  VP126 - Mandatory partner function cannot be processed
  
  
  Cause
  Missing or incorrectly configured mandatory partner function in partner determination
  
  
  Solution
  Verify and maintain partner determination procedure, assign mandatory partner function, and ensure partners are entered in the document
  
  
  Where it occurs
  Sales document creation or processing (e.g., sales orders, quotations)
  
  
  Key Transactions
  SPRO, VA01, VA02
  
  
  
  
  If you provide the specific partner function code (the &1 in the message), I can help you with more targeted advice.