How To Fix ME578 - Qty cannot be changed to a figure below qty already delivered/invoiced

ME578 - Overview

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 578

• Message text: Qty cannot be changed to a figure below qty already delivered/invoiced

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 ME578 - Qty cannot be changed to a figure below qty already delivered/invoiced ?

  The SAP error message ME578 ("Qty cannot be changed to a figure below qty already delivered/invoiced") typically occurs when you attempt to change the quantity of a purchase order (PO) or a goods receipt (GR) to a value that is less than the quantity that has already been delivered or invoiced. This is a safeguard in SAP to prevent inconsistencies in inventory and financial records.
  
  Cause:
  
  Quantity Change Attempt: You are trying to reduce the quantity of a PO or GR to a number that is less than what has already been delivered or invoiced.
  Invoicing Issues: If invoices have been created for the delivered quantities, SAP will not allow you to change the PO quantity to a lower figure.
  Goods Receipt Already Posted: If a goods receipt has already been posted for a quantity greater than what you are trying to set, the system will prevent this change.
  
  
  Solution:
  
  Check Delivered and Invoiced Quantities: Review