Script help

[tezpull666]

void OnStart()
{
AddUseItemCallback("", "key_tomb_rusty_1", "level_wood_1", "FUNCTION", true);
}

PHP Code: (Select All)

void OnEnter()
{ 

}

void OnLeave()
{ 

}

void FUNCTION(string &in asItem, string &in asEntity)
{
    SetLevelDoorLocked(''level_wood_1'', false);
    PlayGuiSound("unlock_door.snt", door, 0, false);
    RemoveItem("key_tomb_rusty_1");
} 


When i did this it said:
FATAL ERROR:Could not load script file 'custom_stories/the broken hell-prologue/maps/saco.hps'!

Please help

EDIT:It is now working!