How To Fix MILL_PC_OB004 - Purchase order &1/&2 already references &4 &3

MILL_PC_OB004 - Overview

• Message type: E = Error

• Message class: MILL_PC_OB - Original Batch

• Message number: 004

• Message text: Purchase order &1/&2 already references &4 &3

copied from HM6

What causes this issue?

An original batch has already been created for an order item. You are
trying to create another original batch for the same order item.

System Response

An error message is displayed. You cannot create more than one original
batch for an order item.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

MILL_PC_OB004 - Details

• The SAP error message MILL_PC_OB004 indicates that a purchase order (PO) is attempting to reference a material or service that has already been linked to another purchase order. This typically occurs in the context of the SAP Materials Management (MM) module, particularly when dealing with purchase orders and their associated items.
  
  Cause:
  The error arises when:
  
  You are trying to create or modify a purchase order that references a material or service that is already associated with another purchase order.
  The system enforces a rule that prevents multiple purchase orders from referencing the same item in certain scenarios, such as when dealing with specific procurement types or configurations.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Purchase Orders:
  
  Review the existing purchase orders to see which one is already referencing the material or service in question. You can do this by using transaction codes like ME23N (Display Purchase Order) or ME2N (Purchase Orders