How To Fix VP451 - Customer & cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: VP - Vertriebsbelegpartner

• Message number: 451

• Message text: Customer & cannot be deleted

What causes this issue?

This sales <GL:partner>partner</> is used as a main partner in the sales
activity and cannot, therefore, be deleted.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VP451 - Customer & cannot be deleted ?

  SAP Error Message:
  VP451 - Customer & cannot be deleted
  
  
  Cause:
  This error occurs when you try to delete a customer master record in SAP, but the system prevents the deletion because the customer is still referenced in other documents or master data. Common reasons include:
  
  The customer has open or historical sales documents (sales orders, deliveries, billing documents).
  The customer is assigned to other master data (e.g., partner functions, credit management).
  The customer is linked to accounting documents or has open financial transactions.
  The customer is used in other modules or processes that prevent deletion.
  
  SAP does not allow deletion of customer master records if they are in use to maintain data integrity.
  
  
  Solution:
  
  
  Check for Open Documents:
  
  Use transaction VA05 (List of Sales Orders) to check for open sales orders.
  Use VF03 to check for billing documents.
  Use VL03N to check for deliveries.
  Clear or close any open documents if possible.
  
  
  
  Check for Financial Transactions:
  
  Use FBL5N (Customer Line Item Display) to check for