We can use like below: types truxs_t_text_data ( 4096 ) type c occurs 0 . data : csv_converted_table type table of TRUXS_T_TEXT_DATA . START-OF-SELECTION. call function 'SAP_CONVERT_TO_CSV_FORMAT' exporting i_field_seperator = ';' * I_LINE_HEADER = * I_FILENAME = '' * I_APPL_KEEP = ' ' tables i_tab_sap_data = internal_table changing i_tab_converted_data = csv_converted_table exceptions conversion_failed = 1 others = 2 . CALL FUNCTION 'GUI_DOWNLOAD' EXPORTING filename = 'C:\example.csv' tables data_tab = csv_converted_table .