How To Fix W+673 - Reference customer & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: W+ -

• Message number: 673

• Message text: Reference customer & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message W+673 - Reference customer & does not exist ?

  SAP Error Message:
  W+673 Reference customer & does not exist
  
  
  Cause:
  This warning message occurs when a reference customer number entered in a transaction or master data does not exist in the system. Essentially, the system is trying to find a customer record with the given customer number, but it cannot locate it in the customer master data (usually in tables like KNA1).
  Common scenarios include:
  
  Entering a reference customer number that is mistyped or incorrect.
  Using a reference customer number that has been deleted or not yet created.
  Data migration or integration issues where reference customer numbers are inconsistent.
  Custom developments or enhancements that expect a valid reference customer but receive an invalid one.
  
  
  
  Solution:
  
  
  Verify the Reference Customer Number:
  
  Check the customer number entered as the reference customer.
  Use transaction XD03 or FD03 to display the customer master and confirm if the customer exists.
  
  
  
  Correct the Reference Customer Number:
  
  If the number is incorrect, update it with the correct customer number.
  If the