Space invader tutorial problem

[xxdaggerxx]

hi guys im new to Java, and im trying to make a game based on the space invader's engine. I have installed LWJGL and it works, but i keep getting this error in  LWJGLGameWindow.java when i tried running the engine.

cannot find symbol
symbol  : class Display
location: package org.lwjgl
import org.lwjgl.Display;

please help!

[Matzon]

old code?
get the lastest spaceinvaders code from the source package

[xxdaggerxx]

yea i think thats the problem, where can i find the new version i cant seem to find it

[xxdaggerxx]

ok i found it, thx for your help