How To Fix CMS_SEC031 - Business partner ID &1 already exists in parnter function &2

CMS_SEC031 - Overview

• Message type: E = Error

• Message class: CMS_SEC - CMS Securities Add-on

• Message number: 031

• Message text: Business partner ID &1 already exists in parnter function &2

What causes this issue?

The business partner identifier that you have specified is already
maintained for the business partner function.

System Response

The system does not permit you to define duplicate assignments.

How to fix this error?

Specify either a different business partner identifier or the business
partner function.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMS_SEC031 - Business partner ID &1 already exists in parnter function &2 ?

  The SAP error message CMS_SEC031 indicates that there is an attempt to create or assign a business partner (BP) ID that already exists in the specified partner function. This error typically arises in the context of managing business partners in SAP, particularly when dealing with customer/vendor relationships or other partner functions.
  
  Cause:
  
  Duplicate Business Partner ID: The primary cause of this error is that the Business Partner ID you are trying to create or assign already exists in the system for the specified partner function.
  Incorrect Data Entry: There may be a typographical error in the Business Partner ID or partner function being used.
  Data Migration Issues: If data has been migrated from another system, there may be duplicates that were not properly handled.
  
  Configuration Issues: There may be configuration settings that are causing the system to incorrectly identify existing partners.
  
  
  Solution:
  
  
  Check Existing Business Partners: 
  
  Use transaction code BP to search for the existing Business Partner