hi,
i want to call SET_TABLE_FOR_FIRST_DISPLAY method from CL_GUI_ALV_GRID.
for this i defined and created reference(w_alv_grid).
the i am calling method as
CALL METHOD w_alv_grid->SET_TABLE_FOR_FIRST_DISPLAY
my peroblem is when i do error checking its giving the error messgae as
<b>The Obligatory parameter "I_PARRENT" had no vlaue assign to it.</b>.
please help me.