[HELP] Unknown script error.

Why doesn't my script work? no debug errors...

http://pastebin.com/f9hvvZ78

radar = createRadarArea(2418.4255371094, -1735,121.6306152344,100,0,150,0,153) 
setElementData(radar,"zombieProof",true) 
staffZone = createColRectangle (2418.4255371094, -1735,121.6306152344,100) 
  
addEventHandler("onColShapeHit", staffZone, 
function(h) 
    if not isElement(h) then return end 
    if getElementData(h,"zombie") then killPed(h) end 
end) 
  
function enterArea(thePlayer) 
     local posX, posY = getElementPosition(thePlayer) 
     local inArea = isInsideRadarArea(radar, posX, posY) 
     if (inArea) then 
          if hasObjectPermissionTo(thePlayer, "command.slap") then 
               outputChatBox("Welcome to the StaffZone", thePlayer, 0, 255, 0, true) 
          else 
               outputChatBox("You are not allowed in this area, Sorry...", thePlayer, 255, 0, 0, true) 
               outputChatBox("You are being warped.", thePlayer, 255, 0, 0, true) 
               setElementPosition(thePlayer, 2341.2072753906, -1658.8668212891, 13.379216194153) 
          end 
     end 
end 
addEventHandler("onColShapeHit", staffZone, enterArea)