---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 11/20/12 10:47 PM
Description: Ticking memory connection

java.lang.ClassCastException: ame cannot be cast to alk
	at all.<init>(SourceFile:34)
	at alk.a(SourceFile:413)
	at alk.g(SourceFile:351)
	at zs.a(SourceFile:401)
	at xv.a(SourceFile:299)
	at xv.c(SourceFile:288)
	at aes.a(SourceFile:384)
	at aes.a(SourceFile:513)
	at acj.a(SourceFile:377)
	at aeu.a(SourceFile:29)
	at aeo.a(SourceFile:73)
	at aau.a(SourceFile:422)
	at im.a(SourceFile:165)
	at zs.a(SourceFile:713)
	at im.c(SourceFile:104)
	at il.<init>(SourceFile:26)
	at ik.a(SourceFile:172)
	at ik.d(SourceFile:300)
	at gm.d(SourceFile:155)
	at iv.a(SourceFile:275)
	at ec.a(SourceFile:136)
	at cf.b(SourceFile:55)
	at iv.d(SourceFile:57)
	at iw.b(SourceFile:39)
	at bdr.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.r(SourceFile:769)
	at net.minecraft.server.MinecraftServer.q(SourceFile:686)
	at bdo.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:620)
	at fy.run(SourceFile:856)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
	Minecraft Version: 1.4.5
	Operating System: Mac OS X (x86_64) version 10.6.8
	Java Version: 1.6.0_37, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 376627256 bytes (359 MB) / 554369024 bytes (528 MB) up to 1069416448 bytes (1019 MB)
	JVM Flags: 3 total; -Xbootclasspath/a:/System/Library/PrivateFrameworks/JavaApplicationLauncher.framework/Resources/LauncherSupport.jar -Xms512M -Xmx1024M
	AABB Pool Size: 2996 (167776 bytes; 0 MB) allocated, 2821 (157976 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 997 (55832 bytes; 0 MB) allocated, 735 (41160 bytes; 0 MB) used
	Player Count: 1 / 8; [iq['gnartard73'/201, l='New shit', x=346.02, y=63.00, z=-529.13]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.