need some help on a script

[kisuke_hc]

ok....
i tried to use FFXII battle system
everything going fine but the menu.....
every time i try to go to the menu i got this error

an error occured on line 34 like this
http://img116.imageshack.us/img116/2117/probqg7.png

please....any help would be appreciated....

thx in advance