How To Fix MDG_BS_ECC_CUSTOMER027 - Customer &1 is already assigned to business partner &2

MDG_BS_ECC_CUSTOMER027 - Overview

• Message type: E = Error

• Message class: MDG_BS_ECC_CUSTOMER - Messages for Customer

• Message number: 027

• Message text: Customer &1 is already assigned to business partner &2

What causes this issue?

The customer &v1& is already used and assigned to another business
partner than the currently processed.

System Response

The currently processed incorrect business partner is set to the
post-processing office (forward error handling) for correction.

How to fix this error?

In the post-processing office
<DS:TRAS./SAPPO/PPO2>/SAPPO/PPO2</> open the incorrect business partner
and process it.
Under the node CUSTOMER change the corresponding customer receiver ID
and save.
Restart the process.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

MDG_BS_ECC_CUSTOMER027 - Details

• The SAP error message MDG_BS_ECC_CUSTOMER027 indicates that a customer (identified by &1) is already assigned to a business partner (identified by &2). This error typically occurs in the context of Master Data Governance (MDG) when trying to create or modify a business partner that is already linked to an existing customer record.
  
  Cause:
  
  Duplicate Assignment: The primary cause of this error is that the customer number you are trying to assign to a business partner is already associated with another business partner in the system.
  Data Integrity Rules: SAP enforces data integrity rules to prevent duplicate assignments of customers to business partners, which can lead to inconsistencies in data management.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Use transaction codes like BP (Business Partner) or SE16N (Data Browser) to check the existing assignments of the customer and business partner.
  Verify if the customer number is already linked to another business partner.
  
  
  
  Modify