Without giving the path - file is transfereed using gui download

Question

i use GUI download to download the internal table data in the path specified by the user.
But there is a strange behavoir in this.
i havent given the file path to download.
But i have given only the file name (notthedrive say
In the file output path : sample
once i execute the it shows the message this much bytes transferred.
but the file is transferred and stored in some location.
I dont know y this happens in my progrram
only if i give the directory path  the file is to be strored.
other wise it shouldnt .
How to solve this.
please help
thanks

Answer 1

Friend i have given a sample code ...
i couldnt copy from there.
Just execute the code and check without giving the path but give only any name . i
it will say bytes transferred.
Please check
*& Report  Z_POP_UP_DOWH
report sdfjksdfjk.
selection-screen begin of block g2 with frame title text-001.
parameters: p_file like rlgrap-filename default 'd:\uma.csv'.
selection-screen end of block g2.
DATA: filestring    TYPE string.
data: returncode type i.
DATA : itab_Data type table of mara,
       wa_data like line of itab_data.
DATA: BEGIN OF fields OCCURS 2.
        INCLUDE STRUCTURE sval.
DATA: END OF fields.
      CLEAR fields.
      fields-tabname     = 'RLGRAP'.
      fields-fieldname   = 'FILENAME'.
      fields-value       = p_file.
      fields-field_attr  = '00'.
      APPEND fields.
      CALL FUNCTION 'POPUP_GET_VALUES'
           EXPORTING
                popup_title     = text-003
           IMPORTING
                returncode      = returncode
           TABLES
                fields          = fields
           EXCEPTIONS
                error_in_fields = 1
                OTHERS          = 2.
      CHECK returncode EQ space.
       filestring = fields-value.
       select * from mara into table itab_data up to 10 rows.
      CALL FUNCTION 'GUI_DOWNLOAD'
           EXPORTING
                filename                = filestring
                write_field_separator   = ','
           TABLES
                data_tab                = itab_data
           EXCEPTIONS
                file_write_error        = 1
                no_batch                = 2
                gui_refuse_filetransfer = 3
                invalid_type            = 4
                no_authority            = 5
                unknown_error           = 6
                header_not_allowed      = 7
                separator_not_allowed   = 8
                filesize_not_allowed    = 9
                header_too_long         = 10
                dp_error_create         = 11
                dp_error_send           = 12
                dp_error_write          = 13
                unknown_dp_error        = 14
                access_denied           = 15
                dp_out_of_memory        = 16
                disk_full               = 17
                dp_timeout              = 18
                file_not_found          = 19
                dataprovider_exception  = 20
                control_flush_error     = 21
                OTHERS                  = 22.
      IF sy-subrc <> 0.
        MESSAGE s999(b1) WITH 'File ' filestring
                              ' NOT created!'.
      ELSE.
        MESSAGE s999(b1) WITH 'File ' filestring
                              ' Created successfully!'.
      ENDIF.  "Check on download success
      WRITE : 'Download Completed'.