How To Fix M8791 - Prepayment document is already cleared

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 791

• Message text: Prepayment document is already cleared

What causes this issue?

The change you have entered and wish to make to the invoice document
necessitates the cancellation of a prepayment document.
The supplier line item of the document has already been cleared on the
supplier payables account. It is therefore no longer possible to cancel
the prepayment document.
INCLUDE MM_IV_MELDUNGEN OBJECT DOKU ID TX

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?

Financial Accounting must first reverse the clearance of the prepayment
document.
<DS:TRAN.FBRA>Perform Function</>
You can then change the invoice document.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8791 - Prepayment document is already cleared ?

  The SAP error message M8791, which states "Prepayment document is already cleared," typically occurs when you attempt to post a transaction related to a prepayment that has already been cleared in the system. This can happen in various scenarios, such as when trying to reverse a transaction or when attempting to post a new transaction against a prepayment that has already been settled.
  
  Cause:
  
  Cleared Prepayment: The prepayment document has already been cleared, meaning that the financial transaction associated with it has been completed and settled.
  Incorrect Document Reference: You may be referencing a prepayment document that has already been processed or cleared in the system.
  Posting Errors: Attempting to post a new transaction against a prepayment that is no longer valid due to its cleared status.
  
  
  Solution:
  
  Check Document Status: Verify the status of the prepayment document in the system. You can do this by using transaction codes like FB03 (Display Document) to see if