How To Fix /INCMD/MSG381 - Restr.interchangeabiliy flag in header can be used only with FFF class

SAP Error Message - Details

• Message type: E = Error

• Message class: /INCMD/MSG -

• Message number: 381

• Message text: Restr.interchangeabiliy flag in header can be used only with FFF class

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /INCMD/MSG381 - Restr.interchangeabiliy flag in header can be used only with FFF class ?

  The SAP error message /INCMD/MSG381 indicates that there is an issue with the interchangeability flag in the header of a document or material that is being processed. This error specifically states that the interchangeability flag can only be used with the FFF (Flexible, Fixed, and Free) class.
  
  Cause:
  The error typically arises when:
  
  The interchangeability flag is set in the header of a document (like a material master or a production order) that is not classified under the FFF class.
  The system is trying to process a material or document that has been incorrectly configured or classified, leading to a mismatch between the interchangeability settings and the class type.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Class Assignment:
  
  Verify the class assigned to the material or document in question. Ensure that it is classified under the FFF class if you intend to use the interchangeability flag.
  
  
  
  Adjust Interchangeability Flag:
  
  If the material or document does