Help Autoshots Problem

[svnnn]

Im use Packet L2J aCis , and i use script autoshots  from here>>

 

http://www.maxcheaters.com/topic/175701-interlude-autoshots-autoarrows-no-consumption/

 

i add all code manually, and i get error when i compile :

\java\net\sf\l2j\gameserver\handler\itemhandlers\SpiritShot.java:46: [b]error: cannot find symbol[/b]

    [javac]                 ItemGrade grade = ItemGrade.values()[weaponInst.getItem().getItemGrade()];     [javac]                                                                          ^     [javac]   symbol:   method getItemGrade()     [javac]   location: class Item