How To Fix MPN301 - QM processing only possible in case of MPN requirement

MPN301 - Overview

• Message type: E = Error

• Message class: MPN - System Messages re Manufacturer Part Number Management

• Message number: 301

• Message text: QM processing only possible in case of MPN requirement

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 MPN301 - QM processing only possible in case of MPN requirement ?

  The SAP error message MPN301 indicates that Quality Management (QM) processing is only possible when there is a Material Provided Number (MPN) requirement. This error typically arises in scenarios where the system expects a specific configuration or setup related to MPNs, but it is not met.
  
  Cause:
  
  Missing MPN Requirement: The error usually occurs when the system is trying to perform QM processing on a material that does not have an MPN requirement defined.
  
  Configuration Issues: There may be issues with the configuration of the material master or the QM settings that do not align with the requirements for MPN processing.
  Incorrect Material Type: The material type may not be set up to handle MPNs, or the specific settings for QM processing may not be activated for that material type.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check if the MPN requirement is properly defined for the material in