Solution : https://service.sap.com/sap/support/notes/854227 (SAP Service marketplace login required)
Key words :
alphanumeric document numbers reason, fi document numbers, receive numeric characters, transfer postings, deferred tax, partial payments, terms rfumsv25, invoice documents, solution implement, program corrections
Related Notes :
1368467 | RFUMSV25: Transfer documents not selected are not processed |