how to create structure in fildcatlog

hello

i wrote some days ago.

my problem was that i create a dynamic table and i want to color some cell and i want to used field which call farbe and his type slis_t_specialcool_alv

the problem that i cant insert this type to fildcatolg( i must do it because it build me the field)

so max some days ago said:

to build structure in se11 that will be like slis_specialcool_calc and to make a structure that will hold the field fare that will be type of what i created (ALV_t_scol woth line zalc_s_scol

zalc_s_scol structure with

fieldanme

color

nodekycol

zslis_color structure with 3 inttype

col

int

inv)

but when i run the program its fall because i insert the new item farbe

so i will be glad if someone can help me

thanks alot again to all