How To Fix IAOM_OM002 - Purchase Order &1 Item &2 is already assigned to Production Order &3

IAOM_OM002 - Overview

• Message type: E = Error

• Message class: IAOM_OM - Outsourced Manufacturing

• Message number: 002

• Message text: Purchase Order &1 Item &2 is already assigned to Production Order &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IAOM_OM002 - Purchase Order &1 Item &2 is already assigned to Production Order &3 ?

  The SAP error message IAOM_OM002 indicates that a specific Purchase Order (PO) item is already assigned to a Production Order. This situation typically arises in the context of production planning and materials management, where a purchase order item is intended to supply materials for a production order, but it has already been linked to another production order.
  
  Cause:
  
  Duplicate Assignment: The purchase order item has already been assigned to a different production order, which prevents it from being assigned to the new production order you are trying to create or modify.
  Incorrect Configuration: There may be configuration issues in the system that allow for incorrect assignment of purchase order items.
  Data Integrity Issues: There could be data integrity issues in the system, such as incorrect or incomplete data entries.
  
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Use transaction codes like ME23N (Display Purchase Order) to check the details of the purchase order and see which production order it is