I want to sum and modify the same table itself.
How wud i do this.
I am creating a field by name qty in the same table i_resb1 , I want the summed up values to be in this field.
Qty shud be sum of all N4's.
i have written the code like this but its not working cud u please correct me if i am wrong
loop at i_resb1 into wa_resb.
read table i_mara into wa_mara with key matnr = wa_resb-matnr binary search.
if wa_mara-meins is initial and i_resb-bdter LE condition_date.
N4 = wa_resb-erfmg.
N4 = wa_resb-erfmg / ( wa_mara-umrez / wa_mara-umren ).
wa_resb-qty = wa_resb-qty + N4.
modify i_resb1 from wa_resb.
Its urgent could somebody please help me..