SAP Message AH306 - Invoicing doc. &1: STBEL &2 does not match INTOPBEL &3 (for &4) DOCUMENTATION DiagnosisThe specified invoicing document &v1& has &v2& entered as the invoicingoffsetting document. This document number does not correspond to theINTOPBELNR &v3& entered in ERCH document &v4&.