Page Break In ALV

Hi experts,

                i want to display alv grid with page break,i use the fallowing code but its not working.Please give any suggestions

clear wa_sort.

   wa_sort-spos = '02' .

   wa_sort-fieldname = 'FIPOS'.

   wa_sort-tabname = 'GT_FINAL'.

   wa_sort-GROUP = '*'.

  wa_sort-OBLIGATORY = 'UL'.

   wa_sort-up = 'X'.

* wa_sort-subtot = 'X'.

   APPEND wa_sort TO i_sort .

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'

     EXPORTING

       i_callback_program       = l_repid

        i_callback_html_top_of_page = 'HTML_TOP_OF_PAGE'

       I_CALLBACK_TOP_OF_PAGE   = 'SUB_ALV_TOP_OF_PAGE'

       is_layout                = wa_layout

       it_fieldcat              = i_fieldcat

*      IT_ADD_FIELDCAT          = i_fieldcat1

       it_sort = i_sort

       it_events                = i_event

*       is_print                = gd_prntparams

       i_default                = 'X'

       i_save                   = 'A'

     TABLES

       t_outtab                 = GT_FINAL

     EXCEPTIONS

       program_error            = 1

       OTHERS                   = 2.