How To Fix WG309 - PO created for supplier/plant &1 &2, simulation cannot be deleted

WG309 - Overview

• Message type: E = Error

• Message class: WG - Messages for store order and investment buy

• Message number: 309

• Message text: PO created for supplier/plant &1 &2, simulation cannot be deleted

What causes this issue?

You tried to delete an entry for which a purchase order already exists.

System Response

You cannot delete the simulation entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WG309 - PO created for supplier/plant &1 &2, simulation cannot be deleted ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WG309 - PO created for supplier/plant &1 &2, simulation cannot be deleted
  
  Meaning / 
  Cause:
  This error occurs when you try to delete a purchase requisition (PR) simulation or a purchase requisition item that has already been converted into a purchase order (PO) for the specified supplier (&1) and plant (&2). 
  In SAP MM, once a purchase requisition has been converted into a purchase order, the system prevents deletion of the original simulation or requisition item to maintain data consistency and avoid inconsistencies in procurement documents.
  
  Cause Details:
  
  The purchase requisition simulation or item is linked to an existing purchase order.
  The system enforces integrity by not allowing deletion of requisition data that has already been used to create a PO.
  This is a standard SAP control to prevent orphaned or inconsistent procurement data.
  
  
  Solution / How to Resolve:
  
  
  Check if PO exists:
  
  Verify if a purchase order