How To Fix MR040 - No material group hierarchy structure exists for material group &

MR040 - Overview

• Message type: E = Error

• Message class: MR - Stock overview for generic materials

• Message number: 040

• Message text: No material group hierarchy structure exists for material group &

What causes this issue?

No material group hierarchy data could be determined for the material
group entered. This indicates that the classification data has been
lost for the material group hierarchy.

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?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MR040 - No material group hierarchy structure exists for material group & ?

  The SAP error message MR040 "No material group hierarchy structure exists for material group &" typically occurs when the system is unable to find a defined hierarchy for the specified material group in the Material Management (MM) module. This can happen for various reasons, and here are some potential causes, solutions, and related information:
  Causes:
  
  Missing Hierarchy Definition: The material group specified does not have an associated hierarchy defined in the system.
  Incorrect Material Group: The material group code used in the transaction may be incorrect or misspelled.
  
  Configuration Issues: The configuration settings for material groups and their hierarchies may not be properly set up in the system.
  Authorization Issues: The user may not have the necessary authorizations to view or access the material group hierarchy.
  
  Solutions:
  
  
  Check Material Group Definition:
  
  Go to the transaction code OMD1 (or SPRO -> Materials Management -> Material Master -> Material Group -> Define Material Group Hierarchies) to check if the hierarchy