How To Fix M_002 - Internal programming error in material mapping

M_002 - Overview

• Message type: E = Error

• Message class: M_ - Messages for material field length extension mapping

• Message number: 002

• Message text: Internal programming error in material mapping

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.

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M_002 - Details

• The SAP error message M_002, which indicates an "Internal programming error in material mapping," typically arises during processes that involve material management, such as during the creation or modification of materials, or when executing certain transactions related to materials.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the material master data or related tables.
  Custom Code Issues: If there are custom enhancements or modifications in the SAP system, they might be causing conflicts or errors in the standard processes.
  System Bugs: There could be bugs in the SAP version you are using, especially if it is not up to date with the latest patches or support packages.
  
  Configuration Issues: Incorrect configuration settings in the material management module can lead to unexpected behavior.
  Authorization Issues: Sometimes, insufficient authorizations can lead to unexpected errors during material processing.
  
  Solutions:
  
  Check for Data Inconsistencies: Use transaction codes like MM03 to display material data and verify that all required fields are