Recorded by MinecraftError:
17 achievements
161 recipes
ModLoader Beta 1.8.1 Initializing...
Done.
Exception in thread "Minecraft main thread" java.lang.ExceptionInInitializerError
	at net.minecraft.client.Minecraft.a(SourceFile:257)
	at net.minecraft.client.Minecraft.run(SourceFile:627)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.RuntimeException: java.lang.NoSuchFieldError: z
	at ModLoader.init(ModLoader.java:848)
	at ModLoader.AddAllRenderers(ModLoader.java:186)
	at aam.<init>(aam.java:61)
	at aam.<clinit>(aam.java:10)
	... 3 more
Caused by: java.lang.NoSuchFieldError: z
	at ModLoader.init(ModLoader.java:837)
	... 6 more