How To Fix MH084 - Assignment of material to material group missing in classification system

SAP Error Message - Details

• Message type: E = Error

• Message class: MH - Maintain Material Master Data (Retail)

• Message number: 084

• Message text: Assignment of material to material group missing in classification system

What causes this issue?

This is an error that should not occur. The material has been created
in the <DS:GLOS.3528EBB3E8AA5570E10000009B38F983>classification
system</> without its assignment to a material group. As a result, the
material is incomplete and cannot be processed in material maintenance.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Try creating the material again. If the error reoccurs, ask your system
administrator to contact the SAP hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MH084 - Assignment of material to material group missing in classification system ?

  The SAP error message MH084, which states "Assignment of material to material group missing in classification system," typically occurs when there is an issue with the classification of a material in the SAP system. This error indicates that the material you are trying to work with has not been properly assigned to a material group in the classification system.
  Cause:
  
  Missing Assignment: The material has not been assigned to a material group in the classification system.
  Incorrect Configuration: The classification system may not be properly configured to recognize the material group.
  Data Inconsistency: There may be inconsistencies in the master data related to the material or its classification.
  Authorization Issues: The user may not have the necessary permissions to view or modify the material group assignments.
  
  Solution:
  
  
  Check Material Group Assignment:
  
  Go to the material master record (transaction code MM02).
  Check the classification view to see if the material is assigned to a material group.
  If it is missing, assign the appropriate material group.
  
  
  
  Maintain Material Group:
  
  If the material group does not exist, you may need to create it using transaction code OMD1 (for creating material groups) or OMD2 (for changing material groups).
  
  
  
  Review Classification Settings:
  
  Ensure that the classification system is properly set up. You can check this in the customizing settings under Logistics - General > Material Master > Basic Settings > Define Material Groups.
  
  
  
  Data Consistency Check:
  
  Run a consistency check on the material master data to identify any discrepancies. You can use transaction code MM03 to display the material and verify all relevant data.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to view and modify material group assignments. This can be checked with your SAP security team.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for more detailed information on material classification and group assignments.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  OMD1: Create Material Group
  OMD2: Change Material Group
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the MH084 error and ensure that your materials are correctly classified within the SAP system.