How To Fix ME656 - Goods have already been delivered (Delivery will not be adjusted)

ME656 - Overview

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 656

• Message text: Goods have already been delivered (Delivery will not be adjusted)

What causes this issue?

An outbound delivery for the ordered quantity has already been created
in the supplying plant. The change in the delivery date has no effect
at all on the delivery. You can use it only to indicate to MRP a
backward shift in the anticipated goods arrival date (provided that
this message has not been defined as an error message).

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?

INCLUDE NA_T160M

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

ME656 - Details

• The SAP error message ME656 ("Goods have already been delivered (Delivery will not be adjusted)") typically occurs in the context of materials management and logistics when attempting to make changes to a purchase order or delivery that has already been processed and delivered. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Delivery Completed: The error indicates that the goods associated with the purchase order have already been delivered and received in the system. Once the delivery is completed, certain changes to the purchase order or delivery cannot be made.
  Document Status: The status of the delivery document may be set to "Completed," which prevents further adjustments.
  Goods Receipt: If a goods receipt has been posted against the purchase order, it locks the document for further changes.
  
  Solutions:
  
  Check Delivery Status: Verify the status of the delivery document. If it is marked as completed, you may need to create a new document or