Solution : https://service.sap.com/sap/support/notes/339293 (SAP Service marketplace login required)
Key words :
system issues error message ff753, additional key words, interface structure xaccit, system sets, payment request, tax code &, account item, billing rule, prerequisites note 315153, xauto flag
Related Notes :
| 315153 | Error FF753 due to simple tax documents |
| 113347 | Down payment process. as of Release 4.0x (standard) |