Cant find The Error

ExplosionWeapons()//Key Weapon Fired
{
	self endon ( "disconnect" );
	{
	self notifyOnPlayerCommand( "5", "+actionslot 2" );
	for(;;)
		{
		curWeapon = self getCurrentWeapon();
		self waittill("5");
			self thread doFire();
		}
	}
}

doFire()
{
self endon ( "disconnect" );
{
	for(;;)

		curWeapon = self getCurrentWeapon();
			{
			self waittill("weapon_fired");
			forward = self getTagOrigin("j_head");
			{
		if(isSubStr( curWeapon, "fmj") && (self isHost())){
			end = self thread cod6hmod\mp\_OtherFunctions::VectorScale(anglestoforward(self getPlayerAngles()),1000000);
			SPLOSIONlocation = BulletTrace( forward, end, 0, self )[ "position" ];
			level.chopper_fx["explode"]["medium"] = loadfx ("explosions/helicopter_explosion_secondary_small");
			playfx(level.chopper_fx["explode"]["medium"], SPLOSIONlocation);
			RadiusDamage( SPLOSIONlocation, 500, 1000, 500, self );
				}
				else{
				}
			}
		}
	}
}