2543906 - Supplier Credit Memo Cannot be Posted Against Supplier Invoice

You are trying to post a Supplier Credit Memo against the Supplier Invoice.

This results in an unposted source document and the following business task: Automatic clearing of source document with posting date DD.MM.YYYY failed. Supplier Invoice ABC to be cleared has postings assigned with posting date DD.MM.YYYY. Create a new manual clearing containing only ABC and save the clearing. Then post the business transaction for accounting. (DD.MM.YYYY represents the posting date of the document)

SAP Business ByDesign

KBA , AP-SIP-SIV , Supplier Invoice , How To