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at net.minecraft.item.ItemEmptyMap.func_77659_a(SourceFile:24)
at net.minecraft.item.ItemStack.func_77957_a(ItemStack.java:152)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78769_a(PlayerControllerMP.java:400)
at net.minecraft.client.Minecraft.func_147121_ag(Minecraft.java:1468)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1947)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:951)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:869)
at net.minecraft.client.main.Main.main(SourceFile:103)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
at net.minecraft.item.ItemEmptyMap.func_77659_a(SourceFile:24)
at net.minecraft.item.ItemStack.func_77957_a(ItemStack.java:152)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78769_a(PlayerControllerMP.java:400)
at net.minecraft.client.Minecraft.func_147121_ag(Minecraft.java:1468)

-- Affected level --
Details:
Level name: MpServer
All players: 3 total; [EntityClientPlayerMP['JohnCena2054'/4152782, l='MpServer', x=-318.92, y=71.62, z=-1320.29], EntityOtherPlayerMP['Mezz534'/0, l='MpServer', x=-319.00, y=70.00, z=-1324.00], EntityOtherPlayerMP['bigdaddy00z'/2, l='MpServer', x=-319.08, y=71.14, z=-1320.87]]
Chunk stats: MultiplayerChunkCache: 441, 441
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (-319,70,-1324), Chunk: (at 1,4,4 in -20,-83; contains blocks -320,0,-1328 to -305,255,-1313), Region: (-1,-3; contains chunks -32,-96 to -1,-65, blocks -512,0,-1536 to -1,255,-1025)
Level time: 273078167 game time, 273078167 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 5 total; [EntityOtherPlayerMP['Mezz534'/0, l='MpServer', x=-319.00, y=70.00, z=-1324.00], EntityClientPlayerMP['JohnCena2054'/4152782, l='MpServer', x=-318.92, y=71.62, z=-1320.29], EntityOtherPlayerMP['Mezz534'/0, l='MpServer', x=-319.00, y=70.00, z=-1324.00], EntityOtherPlayerMP['bigdaddy00z'/2, l='MpServer', x=-319.08, y=71.14, z=-1320.87], EntityOtherPlayerMP['bigdaddy00z'/2, l='MpServer', x=-319.08, y=71.14, z=-1320.87]]
Retry entities: 0 total; []
Server brand: craftbukkit
Server type: Non-integrated multiplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:384)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2431)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
at net.minecraft.client.main.Main.main(SourceFile:103)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.7.2
Operating System: Windows 7 (x86) version 6.1
Java Version: 1.7.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
Memory: 156908928 bytes (149 MB) / 280920064 bytes (267 MB) up to 518979584 bytes (494 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
AABB Pool Size: 19292 (1080352 bytes; 1 MB) allocated, 4 (224 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
FML: MCP v9.01-pre FML v7.2.106.1013 Minecraft Forge 10.12.0.1013 3 mods loaded, 3 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
FML{7.2.106.1013} [Forge Mod Loader] (forge-1.7.2-10.12.0.1013.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Forge{10.12.0.1013} [Minecraft Forge] (forge-1.7.2-10.12.0.1013.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Launched Version: 1.7.2-Forge10.12.0.1013
LWJGL: 2.9.0
OpenGL: Intel 965/963 Graphics Media Accelerator GL version 2.0.0 - Build 8.15.10.1867, Intel
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: [OzoCraft-1.7f.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 201 (11256 bytes; 0 MB) allocated, 25 (1400 bytes; 0 MB) used
Anisotropic Filtering: Off (1)