Minecraft: Minecraft Beta 1.8.1
OS: Mac OS X (i386) version 10.5.8
Java: 1.5.0_30, Apple Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Apple Inc.
LWJGL: 2.4.2
[failed to get system properties (java.lang.NullPointerException)]

java.lang.NullPointerException
	at org.lwjgl.opengl.Display.makeCurrent(Display.java:730)
	at org.lwjgl.opengl.Display.makeCurrentAndSetSwapInterval(Display.java:896)
	at org.lwjgl.opengl.Display.setParent(Display.java:478)
	at net.minecraft.client.Minecraft.a(SourceFile:183)
	at net.minecraft.client.Minecraft.run(SourceFile:629)
	at java.lang.Thread.run(Thread.java:655)
--- END ERROR REPORT 5e33158a ----------