How To Fix MDG_BS_SUPPL_CHECK042 - Inconsistent key mapping for partner &1; update not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_BS_SUPPL_CHECK - MDG: messages for check of supplier data

• Message number: 042

• Message text: Inconsistent key mapping for partner &1; update not possible

What causes this issue?

An error occurred during update of the key mapping for partner
<(>&<)>V1&..

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?

Maintain the key mapping manually in the appropriate web dynpro
application.

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 MDG_BS_SUPPL_CHECK042 - Inconsistent key mapping for partner &1; update not possible ?

  The SAP error message MDG_BS_SUPPL_CHECK042 indicates that there is an inconsistency in the key mapping for a business partner in the Master Data Governance (MDG) system. This error typically arises when there is an attempt to update or change a business partner, but the key mapping between the business partner and its associated data is not consistent or valid.
  
  Cause:
  
  Inconsistent Key Mapping: The key mapping between the business partner and its related data (like addresses, roles, etc.) is not aligned. This can happen if the business partner has been modified or if there are discrepancies in the data.
  Missing or Incorrect Data: There may be missing or incorrect entries in the underlying tables that manage the key mappings.
  Data Replication Issues: If the business partner data is replicated from another system, there may be issues with the replication process that lead to inconsistencies.
  Custom Enhancements: If there are custom enhancements or modifications in the