How To Fix IAOM_OM012 - Account assignment category does not support assignment to CO/PP order

IAOM_OM012 - Overview

• Message type: E = Error

• Message class: IAOM_OM - Outsourced Manufacturing

• Message number: 012

• Message text: Account assignment category does not support assignment to CO/PP order

What causes this issue?

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

System Response

How to fix this error?

Choose an appropriate account assignment category which enables for
purchasing orders an assignment to CO/PP orders please.

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 IAOM_OM012 - Account assignment category does not support assignment to CO/PP order ?

  The SAP error message IAOM_OM012 indicates that the account assignment category you are trying to use does not support assignment to a Controlling (CO) or Production Planning (PP) order. This typically occurs when you are attempting to post a transaction that requires a specific account assignment category, but the category you are using is not compatible with the order type you are working with.
  Causes:
  
  Incorrect Account Assignment Category: The account assignment category you are using may not be configured to allow assignments to CO or PP orders.
  Order Type Configuration: The order type you are trying to assign may not be set up to accept the specific account assignment category.
  Master Data Issues: The master data for the material or service you are trying to post may not be correctly configured to allow for the desired account assignment.
  Transaction Type Restrictions: Certain transaction types may have restrictions on the account assignment categories that can