Solution : https://service.sap.com/sap/support/notes/359485 (SAP Service marketplace login required)
Key words :
additional key words saplfkpmass, symptom fpy1 payment runif, payment medium jobs, manually schedule jobs, 'environment -> payment medium', payment run, automatically scheduled, support package 014/4, prerequisites
Related Notes :
| 362465 | FPY1: schedule payment media for termin payment runs |