How To Fix MW591 - Material category &1 is not in line with general material processing

MW591 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 591

• Message text: Material category &1 is not in line with general material processing

What causes this issue?

You selected a material category (&V1&) that is not suitable for
generic material processing.

System Response

No material was selected for the criteria entered.

How to fix this error?

Select a different material category or change the processing for
generic materials.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

MW591 - Details

• The SAP error message MW591 indicates that there is a mismatch between the material category specified for a material and the general material processing settings in the system. This error typically arises when trying to perform operations related to materials that are not compatible with the defined material category.
  
  Cause:
  
  Incorrect Material Category: The material category assigned to the material does not align with the expected categories for the type of processing being attempted (e.g., sales, purchasing, inventory management).
  
  Configuration Issues: The configuration settings in the SAP system may not support the material category for the operations being performed.
  Master Data Issues: The material master data may be incomplete or incorrectly maintained, leading to inconsistencies.
  
  
  Solution:
  
  
  Check Material Category: Verify the material category assigned to the material in the material master record. Ensure that it is appropriate for the intended processing.
  
  You can check this in the material master by navigating to the relevant transaction (e.g., MM03)