Solution : https://service.sap.com/sap/support/notes/451920 (SAP Service marketplace login required)
Key words :
additional key words fpva event 0365, valid incoming payment method, customer specific function module, incoming payment method, standard function module, dunning proposal run, maintain table tfkfbm, function module zfkk_sample_0365, function module, additional check
Related Notes :
542148 | Dunning of items from payment orders |
410945 | Dunning for incoming payment methods |