Was ist am Script falsch? (_breakable_windows.gsc)

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main(){

	windfx = loadfx ("props/car_glass_large");
	windtrigs = getentarray("windtrig","targetname");
	
	for(i=0;i<windtrigs.size;i++){

		windtrigs[i] thread dowindow(windfx);
	}
}

dowindow(windfx){

	targetdamage=80;
	totaldamage=0;
	
	WindowShattered=false;
	WindowBroken=false;
	
	self enablegrenadetouchdamage();
	NormalState = getent(self.target,"targetname");
	ShatteredState = getent(NormalState.target,"targetname");ShatteredState hide();
	BrokenState = getent(shatteredState.target,"targetname");BrokenState hide();

	while(!windowbroken){

		self waittill ("damage", amount,attacker, direction_vec, point, type);
		totaldamage+=amount;

		if(totaldamage>targetdamage || getdamagetype(type)=="melee"){

			WindowBroken=true;
		}

		if(!WindowShattered){

			NormalState delete();
			ShatteredState show();
			WindowShattered=true;
		}
	}

	BrokenState show();
	self playsound("glass_break");	
	PlayFX(windfx, BrokenState.origin );	
	ShatteredState delete();
	self delete();
}

getDamageType(type){

	if(!isdefined(type)){
		
		return "unknown";
	}
		
	type = tolower(type);

	switch(type){

		case "mod_melee":
		case "mod_crush":
		case "melee":
		return "melee";
		
		default:
		return "other";
	}
}