How To Fix OM481 - Update schema &1 cannot be deleted (still assigned)

OM481 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 481

• Message text: Update schema &1 cannot be deleted (still assigned)

What causes this issue?

You wish to delete the process type &V1&. This is not possible because
the material update schema for price determination &V2& is still
assigned to a valuation area.

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?

First delete the assignment of update schema &V2& to all affected
valuation areas or assign the relevant valuation areas to a different
update schema.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OM481 - Update schema &1 cannot be deleted (still assigned) ?

  The SAP error message OM481 indicates that an update schema (in the context of SAP's configuration for controlling the update process of data) cannot be deleted because it is still assigned to one or more objects. This typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with cost center accounting, internal orders, or other related areas.
  
  Cause:
  The error occurs when you attempt to delete an update schema that is currently in use. This could be due to:
  
  The update schema being assigned to one or more controlling areas, cost centers, internal orders, or other related objects.
  The update schema being referenced in configuration settings that are still active.
  
  
  Solution:
  To resolve this error, you need to identify and remove the assignments of the update schema before attempting to delete it. Here are the steps you can follow:
  
  
  Identify Assignments:
  
  Use transaction codes like OKKP (for controlling area settings) or KSV1 (for cost