How To Fix MDC_GOV_BO_MSG001 - An instance with the same key already exists

MDC_GOV_BO_MSG001 - Overview

• Message type: E = Error

• Message class: MDC_GOV_BO_MSG -

• Message number: 001

• Message text: An instance with the same key already exists

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 MDC_GOV_BO_MSG001 - An instance with the same key already exists ?

  The SAP error message MDC_GOV_BO_MSG001 ("An instance with the same key already exists") typically occurs in the context of Master Data Governance (MDG) when you are trying to create or update a master data record that conflicts with an existing record. This error indicates that the system has detected a duplicate entry based on a unique key (such as a business partner ID, material number, etc.) that already exists in the database.
  Causes:
  
  Duplicate Data Entry: You are attempting to create a new instance of a master data record that has the same key as an existing record.
  Data Migration Issues: During data migration or data uploads, duplicate records may inadvertently be created.
  Incorrect Configuration: The configuration of the data model or the key fields may not be set up correctly, leading to conflicts.
  Concurrency Issues: Multiple users or processes may be trying to create or update the same record simultaneously.
  
  Solutions:
  
  
  Check for Existing Records: Before