Solution : https://service.sap.com/sap/support/notes/163789 (SAP Service marketplace login required)
Key words :
additional key words fpy1, symptom payment list rfkpyl00, default display variant, payment run, spool list, display variant, scheduling directly, job generates, initial screen, overwriting
Related Notes :
196928 | RFKPYL00_MASS: Overwrtng display variant: no effect |