How To Fix MDG_BS_SUPPL_CHECK040 - Inconsistent key mapping for supplier &1; update not possible

MDG_BS_SUPPL_CHECK040 - Overview

• Message type: E = Error

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

• Message number: 040

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

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_BS_SUPPL_CHECK040 - Inconsistent key mapping for supplier &1; update not possible ?

  The SAP error message MDG_BS_SUPPL_CHECK040 indicates that there is an inconsistency in the key mapping for a supplier in the Master Data Governance (MDG) system. This error typically occurs when there is an attempt to update or change supplier data, but the system detects that the key mapping between the MDG system and the connected systems (like ERP or other back-end systems) is not consistent.
  
  Cause:
  
  
  Inconsistent Key Mapping: The key mapping for the supplier in the MDG system does not match the key mapping in the connected systems. This could be due to:
  
  Changes made in the connected system that have not been replicated in the MDG system.
  Deletion or modification of the supplier in one system without corresponding updates in the other.
  Incorrect or missing entries in the mapping tables.
  
  
  
  Data Replication Issues: If there are issues with data replication between the MDG and the connected systems, it can lead to inconsistencies.
  
  
  
  Configuration Issues: Incorrect