How To Fix MDGBP004 - Number &2 already assigned to partner &3 for ID type &1

MDGBP004 - Overview

• Message type: E = Error

• Message class: MDGBP - Master Data Governance: Business Partner specific messages

• Message number: 004

• Message text: Number &2 already assigned to partner &3 for ID type &1

What causes this issue?

In Customizing the uniqueness of the ID numbers is designated as the
identification category for the identification type. However the number
in question has already been assigned to another partner for this ID
type.

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

Check the settings in the Customizing activity
<DS:SIMG._CABP_V_TB039>Define Identification Categories</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDGBP004 - Number &2 already assigned to partner &3 for ID type &1 ?

  The SAP error message MDGBP004 indicates that there is a conflict with the assignment of a number to a partner for a specific ID type. This typically occurs in the context of master data management, particularly when dealing with business partners, customers, or vendors in SAP.
  
  Cause:
  The error message MDGBP004 is triggered when you attempt to assign a number (e.g., a business partner number) to a partner (e.g., a customer or vendor) that has already been assigned to another partner for the specified ID type. This can happen due to:
  
  Duplicate Assignments: The number you are trying to assign is already in use by another partner.
  Incorrect Data Entry: There may have been a mistake in entering the partner number or ID type.
  Data Migration Issues: If data was migrated from another system, there may be conflicts due to existing records.
  
  Configuration Issues: The system configuration may not allow for the reuse of certain ID