Crash Report

Minecraft has crashed!
      ----------------------

Minecraft has stopped running because it encountered a problem; Exception in server tick loop

A full error report has been saved to C:\Users\Bryan's\AppData\Roaming\.minecraft\crash-reports\crash-2013-06-12_01.58.37-server.txt - Please include a copy of that file (Not this screen!) if you report this crash to anyone; without it, they will not be able to help fix the crash :(



--- BEGIN ERROR REPORT 165c400b --------
Full report at:
C:\Users\Bryan's\AppData\Roaming\.minecraft\crash-reports\crash-2013-06-12_01.58.37-server.txt
Please show that file to Mojang, NOT just this screen!

Generated 6/12/13 1:58 AM

-- System Details --
Details:
	Minecraft Version: 1.5.1
	Operating System: Windows 8 (amd64) version 6.2
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 2266876304 bytes (2161 MB) / 3087007744 bytes (2944 MB) up to 4772200448 bytes (4551 MB)
	JVM Flags: 2 total; -Xmx5120m -Xms3072m
	AABB Pool Size: 277 (15512 bytes; 0 MB) allocated, 277 (15512 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP v7.44 FML v5.1.43.679 Minecraft Forge 7.7.2.679 5 mods loaded, 5 mods active
	mcp{7.44} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	FML{5.1.43.679} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Forge{7.7.2.679} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Aether II{Alpha v1.0.1} [Aether II] (AetherII_Alpha_v1.0.2_MC1.5.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	MainMenuAPI{1.0.0} [Main Menu API] (AetherII_Alpha_v1.0.2_MC1.5.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 47 (2632 bytes; 0 MB) allocated, 47 (2632 bytes; 0 MB) used
	Player Count: 1 / 8; [EntityPlayerMP['bryan684'/17, l='New World', x=18.56, y=237.00, z=-24.70]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'

java.lang.NoSuchFieldError: fly
	at net.minecraft.network.packet.Packet13PlayerLookMove.<init>(Packet13PlayerLookMove.java:23)
	at net.minecraft.network.NetServerHandler.func_72569_a(NetServerHandler.java:424)
	at net.minecraft.server.management.ServerConfigurationManager.func_72355_a(ServerConfigurationManager.java:131)
	at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:97)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:674)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:570)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:127)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:468)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)
--- END ERROR REPORT c47c1965 ----------