How To Fix RSCRM_APPL021 - D-U-N-S number &2 already exists for business partner &1

RSCRM_APPL021 - Overview

• Message type: E = Error

• Message class: RSCRM_APPL - Application-specific Messages CRM

• Message number: 021

• Message text: D-U-N-S number &2 already exists for business partner &1

What causes this issue?

Duns number &V2& already exists for a business partner &V1&. You tried
to add the Duns number &V3& for the same business partner.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSCRM_APPL021 - D-U-N-S number &2 already exists for business partner &1 ?

  The SAP error message RSCRM_APPL021 indicates that there is a conflict with the D-U-N-S (Data Universal Numbering System) number for a business partner in the system. Specifically, it means that the D-U-N-S number you are trying to assign to a business partner already exists for another business partner in the SAP system.
  
  Cause:
  
  Duplicate D-U-N-S Number: The primary cause of this error is that the D-U-N-S number you are trying to assign to a business partner is already associated with another business partner in the SAP system.
  Data Entry Error: There may have been a mistake in data entry, leading to the attempt to assign the same D-U-N-S number to multiple business partners.
  Data Migration Issues: If data was migrated from another system, there may be duplicates in the D-U-N-S numbers.
  
  
  Solution:
  
  
  Check Existing Business Partners: 
  
  Use transaction codes like BP (Business Partner) to search for the existing business partners that have the same D-U-N-S number.
  You