How To Fix /INCMD/MSG091 - Reason code &1 is invalid for restr.interchangeability betw. FFF classes

SAP Error Message - Details

• Message type: E = Error

• Message class: /INCMD/MSG -

• Message number: 091

• Message text: Reason code &1 is invalid for restr.interchangeability betw. FFF classes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /INCMD/MSG091 - Reason code &1 is invalid for restr.interchangeability betw. FFF classes ?

  The SAP error message /INCMD/MSG091 with the reason code indicating that it is invalid for restricted interchangeability between FFF classes typically relates to issues in the configuration of material master data, particularly in the context of the FFF (Flexible Formulation Framework) classes.
  Cause:
  
  Invalid Reason Code: The reason code provided in the error message is not recognized or is not valid for the specific interchangeability settings defined in the system.
  Configuration Issues: There may be a misconfiguration in the settings for the FFF classes or the interchangeability rules that govern how materials can be substituted or interchanged.
  Data Integrity Issues: There could be inconsistencies or missing data in the material master records that are causing the system to reject the interchangeability request.
  
  Solution:
  
  Check Reason Code: Verify the reason code being used. Ensure that it is valid and correctly configured in the system. You may need to consult the documentation or configuration settings for the FFF classes.
  Review Interchangeability Settings: Go to the configuration settings for the FFF classes and check the interchangeability rules. Make sure that the settings allow for the intended interchangeability between the specified classes.
  Material Master Data: Review the material master data for the materials involved. Ensure that all necessary fields are filled out correctly and that there are no inconsistencies.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates that may address this specific error message or provide additional guidance.
  Testing: After making any changes, perform tests to ensure that the interchangeability works as expected without triggering the error message.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for FFF and interchangeability settings for detailed guidance on configuration.
  Transaction Codes: Use transaction codes like MM02 (Change Material) to review and edit material master data, and SPRO to access the configuration settings.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after following these steps, it may be necessary to involve your SAP support team or a consultant with expertise in FFF and material management to further diagnose and resolve the issue.