Help with sound!

[DzMGZXL]

Okay so i make script when player doesn't wear seatbelt beeps seatbeltwarning sound.But script doesn't work any help?Script is for Roleplay servers.

function seatbeltWarning() 
if  (getElementData(source, "seatbelt") == false) then 
    local sound = playSound3D("seatbeltwar.wav", x, y, z)  
    setSoundVolume(sound, 1) 
end 
addEventHandler ( "onClientPlayerSpawn", getLocalPlayer(), seatbeltWarning ) 
addEventHandler('onClientResourceStart', resourceRoot, seatbeltWarning)  

[undefined]

Try it.

function seatbeltWarning() 
    if not getElementData(localPlayer, "seatbelt") then 
        local sound = playSound3D("seatbeltwar.wav", x, y, z) -- Where is the x,y,z defined? 
        setSoundVolume(sound, 1) 
   end 
end 
addEventHandler("onClientPlayerSpawn", getLocalPlayer(), seatbeltWarning) 
addEventHandler("onClientResourceStart", resourceRoot, seatbeltWarning) 

[DzMGZXL]

Try it.

function seatbeltWarning() 
    if not getElementData(localPlayer, "seatbelt") then 
        local sound = playSound3D("seatbeltwar.wav", x, y, z) -- Where is the x,y,z defined? 
        setSoundVolume(sound, 1) 
   end 
end 
addEventHandler("onClientPlayerSpawn", getLocalPlayer(), seatbeltWarning) 
addEventHandler("onClientResourceStart", resourceRoot, seatbeltWarning) 

Doesn't work!

[undefined]

Is give error or warning on debugscript?

[#DRAGON!FIRE]

bro u put the positions and any Erros in debug ?