Solution : https://service.sap.com/sap/support/notes/632055 (SAP Service marketplace login required)
Key words : 
install support package #sapkb62029, call cl_gui_frontend_services=>file_save_dialogan exception, patch level 36 higher, class cl_gui_frontend_services, symptom sapinfocntrl, active controls, transaction sm04, missing parameter, function interface, 620 backend release
Related Notes : 
       
| 96885 | Downloading front end patches |