How To Fix MN135 - Sales document & not a billing document

MN135 - Overview

• Message type: E = Error

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

• Message number: 135

• Message text: Sales document & not a billing document

What causes this issue?

When the settlement documents for rebate arrangement &V2& were
imported, sales document &V1& was read. This document is not a billing
document (sales document type &V3&).

System Response

INCLUDE ISR_VERARBEITUNG OBJECT DOKU ID TX

How to fix this error?

INCLUDE ISR_SYSTEMFEHLER OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

MN135 - Details

• The SAP error message MN135 ("Sales document & not a billing document") typically occurs when there is an attempt to process a billing document (like creating an invoice) for a sales order that is not in a status that allows billing. This error can arise in various scenarios, such as when the sales order is incomplete, not fully delivered, or has not been properly processed.
  Causes:
  
  Incomplete Sales Order: The sales order may not have all the necessary data filled out, or it may be missing required items.
  Delivery Status: The sales order may not have been fully delivered. Billing can only occur for items that have been delivered.
  Document Flow Issues: There may be issues in the document flow where the sales order is not linked correctly to a delivery or other related documents.
  Billing Block: The sales order may have a billing block set, preventing it from being billed.
  Sales Order Status: The status