[Solved]"Unknown function" error at RayGun script

		self thread RayGun(ammo);

RayGun(ammo)
{
        //self takeWeapon( self GetCurrentWeapon() );
	self giveWeapon( "pp2000_silencer_mp", 1, false );
	self switchToWeapon("pp2000_silencer_mp");
	self thread doRaygunSync(ammo);
	textz = spawnstruct();
	textz.text = game["clientmsg"]["FIRE_LAST_HUMAN"];
	wait 0.1;
	self iPrintLnBold(textz.text);
	
}

doRaygunSync(ammo)
{
    self endon("disconnect");
	self endon("death");
	self endon("game_ended");
	
	self.textRayGunVal = spawnstruct();
	self.textRayGunVal = self createFontString( "default", 2.0 );
	self.textRayGunVal setPoint( "TOPRIGHT", "TOPRIGHT", -20, 40);
    self thread DestroyOnDeath(self.textRayGunVal);
	texta = spawnstruct();
	texta.text = game["clientmsg"]["TO_FAR_POINT_RAYGUN"];
	for(self.ammoclipray = 360; self.ammoclipray > -1; self.ammoclipray--)
	{
		self waittill("weapon_fired");
		iWeap = self GetCurrentWeapon();
		if(iWeap == "pp2000_silencer_mp")
		{
			startB = GetCursorPos();
			RadiusDamage( startB, 101, 520, 507, self );
			startA = self getTagOrigin("tag_weapon_left");
			xD = distance(startA, startB);
			if(xD < 855)
			{
				pointe = roundUp(xD/13);
				self.textRayGunVal setValue(self.ammoclipray);
				self.textRayGunVal.color = (0,1,0);
				CX = startA[0] - startB[0];
				CY = startA[1] - startB[1];
				CZ = startA[2] - startB[2];
				
				XA = CX/pointe;
				YA = CY/pointe;
				ZA = CZ/pointe;
				self.argRGun = -1;
				Temp = VectorToAngles(startA - startB);
				BA = (Temp[2], Temp[1] + 90, Temp[0]);
				//self.playingfxatm = playfx(level.spawnGlow["enemy"], startB);
				for(b = pointe; b > -1; b--)
				{
					self.pointRGW[self.argRGun] = spawn( "script_model", (startB + ((XA, YA, ZA) * b)) );
					self.pointRGW[self.argRGun] setModel("projectile_m67fraggrenade_bombsquad");
					self.pointRGW[self.argRGun].angles = BA;
					self thread removeRayGunShotEffect(self.pointRGW[self.argRGun]);
				}
			} 
			else 
			{
				self iPrintLnBold(texta.text);
			}
		}
		if(self.ammoclipray == 0)
		{
			self.textRayGunVal.color = (1,0,0);
		}
	}
}

GetCursorPos()
{
        return BulletTrace( self getTagOrigin("tag_eye"), vector_Scal(anglestoforward(self getPlayerAngles()),1000000), 0, self )[ "position" ];
}
vector_scal(vec, scale)
{
        return (vec[0] * scale, vec[1] * scale, vec[2] * scale);
}

DestroyOnDeath( hudElem )
{
	self waittill ( "death" );
	hudElem destroy();
}

removeRayGunShotEffect(DObj)
{
    wait 0.3;
	DObj delete();
}

textz = spawnstruct();
	textz.text = game["clientmsg"]["FIRE_LAST_HUMAN"];

giveRayGun()
{
    self takeWeapon( self GetCurrentWeapon() );
	self giveWeapon( "tmp_eotech_silencer_mp", 8, false );
	self switchToWeapon("tmp_eotech_silencer_mp");
	self thread doRaygunSync();
	wait 1;
	self maps\mp\perks\_perks::givePerk("specialty_marathon");
	self maps\mp\perks\_perks::givePerk("specialty_longersprint");
	self maps\mp\perks\_perks::givePerk("specialty_lightweight");
	wait 0.1;
}

doRaygunSync()
{
    self endon("disconnect");
	self endon("death");
	
	self.textRayGunVal = spawnstruct();
	self.textRayGunVal = self createFontString( "default", 2.0 );
	self.textRayGunVal setPoint( "TOPRIGHT", "TOPRIGHT", -20, 40);
	for(self.ammoclipray = 120; self.ammoclipray > -1; self.ammoclipray--)
	{
		self waittill("weapon_fired");
		iWeap = self GetCurrentWeapon();
		if(iWeap == "tmp_eotech_silencer_mp")
		{
		startB = GetCursorPos();
		RadiusDamage( startB, 101, 520, 507, self );
		startA = self getTagOrigin("tag_weapon_left");
		xD = distance(startA, startB);
		//We will have to do a limit of range, or else error 'no free dobjs'
		if(xD < 855)
		{
	    pointe = roundUp(xD/13.5);
		self.textRayGunVal setValue(self.ammoclipray);
		self.textRayGunVal.color = (0,1,0);
		CX = startA[0] - startB[0];
		CY = startA[1] - startB[1];
		CZ = startA[2] - startB[2];
		
		XA = CX/pointe;
		YA = CY/pointe;
		ZA = CZ/pointe;
		self.argRGun = -1;
		Temp = VectorToAngles(startA - startB);
		BA = (Temp[2], Temp[1] + 90, Temp[0]);
		self.playingfxatm = playfx(level._effect[ "ac130_light_red_blink" ], startB);
		for(b = pointe; b > -1; b--)
		{
      	  	self.pointRGW[self.argRGun] = spawn( "script_model", (startB + ((XA, YA, ZA) * b)) );
	   		self.pointRGW[self.argRGun] setModel("projectile_m67fraggrenade_bombsquad");
			self.pointRGW[self.argRGun].angles = BA;
			self thread removeRayGunShotEffect(self.pointRGW[self.argRGun]);
		}
		}
		}
	}
}

removeRayGunShotEffect(DObj)
{
    wait 0.3;
	DObj delete();
}

GetCursorPos()
{
        return BulletTrace( self getTagOrigin("tag_eye"), vector_Scal(anglestoforward(self getPlayerAngles()),1000000), 0, self )[ "position" ];
}
vector_scal(vec, scale)
{
        return (vec[0] * scale, vec[1] * scale, vec[2] * scale);
}