Solution : https://service.sap.com/sap/support/notes/584166 (SAP Service marketplace login required)
Key words :
exchange rate type 'm', exchange rate type, hrpay99_curr_conv business add-, convert_currency_natio form routine, individual payroll drivers, convert_to_foreign_currency form routines, form routines, payroll drivers, convert_to_foreign_currency reason, currency translations
Related Notes :
839032 | Payroll: Currency translation not consistent in loan |
627077 | HR-CIS Payroll: currency translations |