How To Fix MN659 - Document &1 is not a supplier billing document

MN659 - Overview

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 659

• Message text: Document &1 is not a supplier billing document

What causes this issue?

An internal error occurred. Document &V1& for arrangement &V2& is not a
document for supplier billing.

System Response

This document is not processed. The system starts processing the next
document.

How to fix this error?

Contact your system administration.

Procedure for System Administrators

This is probably due to a system error or a problem on the database.
Therefore, contact SAP.

Error message extract from SAP system. Copyright SAP SE.

MN659 - Details

• The SAP error message MN659, which states "Document &1 is not a supplier billing document," typically occurs when you are trying to process a document that the system does not recognize as a valid supplier billing document. This can happen in various scenarios, such as during invoice verification, payment processing, or when attempting to display or change a document.
  Causes:
  
  Incorrect Document Type: The document you are trying to process may not be classified as a supplier billing document in the system.
  Document Status: The document may be in a status that does not allow it to be processed as a supplier billing document (e.g., it may be a credit memo or a different type of document).
  Data Entry Error: There may have been a mistake in entering the document number or other relevant details.
  Document Not Created: The document may not have been created or posted correctly in the system.
  Authorization Issues: The user may