How To Fix M8521 - No items found with different delivery note quantity

M8521 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 521

• Message text: No items found with different delivery note quantity

What causes this issue?

Invoice document &V1& / &V2& contains no items for which the goods
receipt quantity differs from the delivery note quantity.

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?

Error message extract from SAP system. Copyright SAP SE.

M8521 - Details

• The SAP error message M8521 "No items found with different delivery note quantity" typically occurs in the context of inventory management or logistics when there is a mismatch between the quantities specified in a delivery note and the quantities available in the system for the corresponding material document or sales order.
  
  Cause:
  
  
  Quantity Mismatch: The delivery note quantity does not match the quantity available in the system for the specified item. This can happen if:
  
  The delivery note was created with a quantity that exceeds what was actually shipped or received.
  The item has been partially delivered, and the remaining quantity is not available.
  There are discrepancies due to previous transactions that were not properly updated.
  
  
  
  Incorrect Document Reference: The delivery note may reference an incorrect or non-existent document, leading to the system being unable to find the corresponding items.
  
  
  Data Entry Errors: Manual entry errors during the creation of the delivery note or during the goods