How To Fix VF812 - Total quantity of item &1 has already been credited.

SAP Error Message - Details

• Message type: E = Error

• Message class: VF - Billing

• Message number: 812

• Message text: Total quantity of item &1 has already been credited.

What causes this issue?

Follow-on documents have been created for the document item.
The total quantity of the invoice item has already been credited.

System Response

The new quantity determination results in a negative quantity.
There is no quantity to be displayed.

How to fix this error?

Check whether you want to create a follow-on document for this document
item.
If so, please enter a quantity manually.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VF812 - Total quantity of item &1 has already been credited. ?

  The SAP error message VF812 indicates that the total quantity of a specific item (denoted by &1) has already been credited. This typically occurs in the context of billing documents, where the system is trying to process a credit memo or a billing adjustment for an item that has already been fully credited.
  Cause:
  
  Full Credit Already Processed: The most common cause of this error is that the item in question has already been credited in a previous transaction, and the system does not allow for additional credits beyond the total quantity.
  Incorrect Billing Document: The billing document being processed may not be the correct one, or it may be referencing an item that has already been fully credited.
  Data Entry Errors: There may be errors in the data entry, such as incorrect quantities being entered for crediting.
  
  Solution:
  
  Check Previous Transactions: Review the billing documents related to the item to confirm if a credit has already been issued. You can do this by checking the billing history for the item in question.
  Adjust Credit Quantity: If you need to issue a credit for a partial quantity, ensure that the quantity you are trying to credit is less than the total quantity that has not been credited yet.
  Create a New Credit Memo: If the item has been credited fully and you need to issue a new credit, you may need to create a new credit memo for a different item or adjust the original transaction.
  Consult with SAP Support: If you are unsure about the status of the item or how to proceed, it may be helpful to consult with your SAP support team or refer to SAP documentation for further guidance.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like VF03 (Display Billing Document) to view the details of the billing documents and check the credit history.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Authorization: Ensure that you have the necessary authorizations to view and process billing documents and credit memos.
  
  By following these steps, you should be able to identify the cause of the VF812 error and take appropriate action to resolve it.