how to make a box that have random items like Old purple box?

[jpnazar]

how to make a box that have random items like Old purple box?

[Mootie]

http://rathena.org/board/topic/68778-how-to-make-a-custom-obb-or-oca/

[jpnazar]

http://rathena.org/board/topic/68778-how-to-make-a-custom-obb-or-oca/

invalid group 63 error

[Mootie]

Dnt forget to compile

[jpnazar]

THANKS

I change 63 to 64