How To Fix OM461 - ML type & is allocated to valuation area &. Delete assignment first

OM461 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 461

• Message text: ML type & is allocated to valuation area &. Delete assignment first

What causes this issue?

You wish to delete material ledger type &V2&. However, the system has
determined that this material ledger type is allocated to valuation
area &V1&.

System Response

Material ledger type &V2& is not deleted.

How to fix this error?

Cancel the allocation of material ledger type &V2& to valuation area
&V1&. You can then delete material ledger type &V2&.

Error message extract from SAP system. Copyright SAP SE.

OM461 - Details

• The SAP error message OM461 typically occurs in the context of Material Management (MM) when there is an issue with the assignment of a material type to a valuation area. This error indicates that a specific material type is currently assigned to a valuation area, and before you can delete or change this assignment, you need to remove the existing allocation.
  
  Cause:
  The error message OM461 is triggered when:
  
  You attempt to delete or change the assignment of a material type to a valuation area that is currently in use.
  There are existing materials or stock that are linked to the material type and valuation area combination.
  The system enforces data integrity, preventing changes that could lead to inconsistencies in material management.
  
  
  Solution:
  To resolve the OM461 error, follow these steps:
  
  
  Identify the Material Type and Valuation Area:
  
  Determine which material type and valuation area are causing the issue. This information is usually provided in the error message.
  
  
  
  Check Existing