Help Me! [..( level__ < 3 ) and ( exp__ < 2118 )..]

[undefined]

local x,y = guiGetScreenSize() 
local level__ = exports.jack:getPlayerLevel ( player ) 
local exp__ = exports.jack:getPlayerEXP ( player ) 
addEventHandler("onClientResourceStart", resourceRoot, 
    function() 
        sWindow = guiCreateWindow((x/2)-150, (y/2)-150, 300, 300, "Test Panel", false) 
        guiWindowSetSizable(sWindow, false) 
        guiSetVisible(sWindow, true) 
        guiSetAlpha(sWindow, 0.60) 
         
        testLab = guiCreateLabel(430, 41, 163, 30, "Test", false, sWindow) 
        guiLabelSetColor(testLab, 255, 255, 255) 
        guiLabelSetHorizontalAlign(testLab, "center", true) 
        guiLabelSetVerticalAlign(testLab, "center") 
         
        if ( level__ < 3 ) and ( exp__ < 2118 ) then 
        level2Lab = guiCreateLabel(430, 41, 214, 30, "Test Level 2", false, sWindow) 
        guiLabelSetColor(level2Lab, 255, 255, 255) 
        guiLabelSetHorizontalAlign(level2Lab, "center", true) 
        guiLabelSetVerticalAlign(level2Lab, "center") 
        end 
        end 
) 

[im use Castillo's Exp System]

Where is the my mistake?

Edited April 15, 2014 by Guest

[Vinctus]

local level__ = exports.jack:getPlayerLevel ( player )

local exp__ = exports.jack:getPlayerEXP ( player )

define the player

[WASSIm.]

them funtion server side only

[GTX]

Use

getLocalPlayer() 

Instead of player.