How To Fix VMD_API109 - Vendor &1: Contact person with partner number &2 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: VMD_API - Vendor APIs

• Message number: 109

• Message text: Vendor &1: Contact person with partner number &2 already exists

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VMD_API109 - Vendor &1: Contact person with partner number &2 already exists ?

  The SAP error message VMD_API109 indicates that there is an attempt to create or update a contact person for a vendor, but the contact person with the specified partner number already exists in the system. This error typically arises during the vendor master data maintenance process.
  
  Cause:
  The error occurs due to the following reasons:
  
  Duplicate Entry: The contact person you are trying to add or update already exists in the vendor master data with the same partner number.
  Data Entry Error: There may have been a mistake in entering the partner number or vendor details, leading to a conflict with existing records.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Contact Persons:
  
  Navigate to the vendor master data in SAP and check the list of existing contact persons for the vendor in question.
  Verify if the contact person with the specified partner number already exists.
  
  
  
  Use the Correct Partner Number:
  
  If the contact person already