How To Fix MDG_MAT_LOADER_MSG007 - Class &1 assignment to material &2 exist; overwrite not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_MAT_LOADER_MSG - Message class for Loader

• Message number: 007

• Message text: Class &1 assignment to material &2 exist; overwrite not allowed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_MAT_LOADER_MSG007 - Class &1 assignment to material &2 exist; overwrite not allowed ?

  The SAP error message MDG_MAT_LOADER_MSG007 indicates that there is an attempt to assign a class to a material that already has an existing class assignment, and the system is configured to prevent overwriting this assignment. This is a common issue when working with Material Master Data in SAP Master Data Governance (MDG).
  
  Cause:
  The error occurs due to the following reasons:
  
  Existing Class Assignment: The material already has a class assigned to it, and the system does not allow overwriting this assignment without specific permissions or configurations.
  Data Governance Rules: The MDG system may have rules in place that prevent changes to certain fields or attributes once they have been set, to maintain data integrity.
  Incorrect Data Load: During data load processes (e.g., using the MDG Material Loader), the data being uploaded may contain class assignments that conflict with existing data.
  
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Check Existing Class Assignments:
  
  Use transaction code