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need help I don't know how to fix it.

---- Minecraft Crash Report ----
// On the bright side, I bought you a teddy bear!

Time: 10/12/14 7:27 AM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
at net.minecraft.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:744)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:273)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1591)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:962)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:887)
at net.minecraft.client.main.Main.main(SourceFile:148)
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.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:744)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:273)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['mattalexander21'/364, l='MpServer', x=39.50, y=65.62, z=46.50]]
Chunk stats: MultiplayerChunkCache: 50, 50
Level seed: 0
Level generator: ID 20 - mesa, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (69,64,11), Chunk: (at 5,4,11 in 4,0; contains blocks 64,0,0 to 79,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 343 game time, 343 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: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 32 total; [EntityRebel['Rebel Farlander'/196, l='MpServer', x=72.50, y=27.00, z=35.50], EntityCreeperSkeleton['Creeper Skeleton'/197, l='MpServer', x=69.38, y=20.00, z=67.84], EntityDMimic['Mimic Chest'/198, l='MpServer', x=77.50, y=19.00, z=69.50], EntityJoustAlpha['Joust Alpha'/199, l='MpServer', x=65.75, y=69.91, z=66.00], EntityJoustAlpha['Joust Alpha'/200, l='MpServer', x=64.38, y=69.00, z=64.69], EntityBat['Bat'/138, l='MpServer', x=25.16, y=22.69, z=48.03], EntityJoust['Joust'/139, l='MpServer', x=26.44, y=71.00, z=71.44], EntityJoust['Joust'/140, l='MpServer', x=31.19, y=70.00, z=70.16], EntityJoust['Joust'/141, l='MpServer', x=30.47, y=70.00, z=71.47], EntityJoust['Joust'/142, l='MpServer', x=29.69, y=70.00, z=69.34], EntityJoust['Joust'/143, l='MpServer', x=21.41, y=64.00, z=94.41], EntityJoust['Joust'/154, l='MpServer', x=38.13, y=69.00, z=-15.72], EntityFireSkeleton['Fire Skeleton'/155, l='MpServer', x=47.50, y=14.00, z=46.50], EntityDSummoner['Summoner'/156, l='MpServer', x=46.44, y=15.00, z=56.31], EntityBat['Bat'/157, l='MpServer', x=33.56, y=37.44, z=62.63], EntityRocketCreeper['Rocket Creeper'/158, l='MpServer', x=37.50, y=35.00, z=79.22], EntityJoust['Joust'/159, l='MpServer', x=32.47, y=69.00, z=71.47], Entity_SpecialEnderman['Enderman'/160, l='MpServer', x=44.13, y=30.00, z=82.28], EntityLooter['Looter'/228, l='MpServer', x=80.50, y=22.00, z=4.22], EntityLooter['Looter'/170, l='MpServer', x=61.50, y=43.00, z=-9.50], EntityBat['Bat'/172, l='MpServer', x=50.78, y=21.41, z=56.31], EntityClientPlayerMP['mattalexander21'/364, l='MpServer', x=39.50, y=65.62, z=46.50], EntityJoust['Joust'/173, l='MpServer', x=61.72, y=71.00, z=59.31], EntityManticore['Manticore'/109, l='MpServer', x=-4.53, y=20.00, z=2.47], EntityJoust['Joust'/174, l='MpServer', x=61.50, y=71.00, z=61.06], EntitySupportCreeper['Support Creeper'/110, l='MpServer', x=-6.59, y=12.00, z=62.31], EntityJoust['Joust'/175, l='MpServer', x=62.28, y=71.00, z=62.44], EntityMystic['Mystic Enderman'/122, l='MpServer', x=11.50, y=21.00, z=58.50], EntityRebel['Rebel Farlander'/123, l='MpServer', x=7.50, y=18.00, z=64.50], EntityJoust['Joust'/124, l='MpServer', x=5.47, y=73.00, z=73.47], EntityJoust['Joust'/125, l='MpServer', x=7.47, y=71.00, z=76.47], EntityJoust['Joust'/126, l='MpServer', x=3.47, y=73.00, z=76.47]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:373)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2433)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:916)
at net.minecraft.client.main.Main.main(SourceFile:148)
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: 1.7.10
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_05, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 218237144 bytes (208 MB) / 545587200 bytes (520 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.25.1208 Minecraft Forge 10.13.0.1208 37 mods loaded, 37 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{7.10.25.1208} [Forge Mod Loader] (forge-1.7.10-10.13.0.1208.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{10.13.0.1208} [Minecraft Forge] (forge-1.7.10-10.13.0.1208.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CodeChickenCore{1.0.2.11} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NotEnoughItems{1.0.2.15} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.2.15-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
bspkrsCore{6.13} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.13.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Treecapitator{1.7.2} [Treecapitator] ([1.7.2]Treecapitator-universal-2.0.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.964-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BiomeWorldTypes{1.7.2} [BiomeWorldTypes] (biomeworldtypes.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MoCreatures{6.3.0} [DrZhark's Mo'Creatures Mod] (DrZharks MoCreatures Mod v6.3.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
farlanders{1.2b} [The Farlanders] (farlanders-1.7.10-v1.2b.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
InfernalMobs{1.5.6} [Infernal Mobs] (InfernalMobs-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
lycanitesmobs{1.10.2.0 - MC 1.7.10} [Lycanites Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
arcticmobs{1.10.2.0 - MC 1.7.10} [Lycanites Arctic Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
demonmobs{1.10.2.0 - MC 1.7.10} [Lycanites Demon Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
desertmobs{1.10.2.0 - MC 1.7.10} [Lycanites Desert Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
forestmobs{1.10.2.0 - MC 1.7.10} [Lycanites Forest Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
freshwatermobs{1.10.2.0 - MC 1.7.10} [Lycanites Freshwater Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
infernomobs{1.10.2.0 - MC 1.7.10} [Lycanites Inferno Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
junglemobs{1.10.2.0 - MC 1.7.10} [Lycanites Jungle Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mountainmobs{1.10.2.0 - MC 1.7.10} [Lycanites Mountain Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
plainsmobs{1.10.2.0 - MC 1.7.10} [Lycanites Plains Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
saltwatermobs{1.10.2.0 - MC 1.7.10} [Lycanites Saltwater Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
shadowmobs{1.10.2.0 - MC 1.7.10} [Lycanites Mountain Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
swampmobs{1.10.2.0 - MC 1.7.10} [Lycanites Swamp Mobs] (LycanitesMobsComplete 1.10.2.0 [1.7.10].jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MapWriter{2.1.2} [MapWriter] (MapWriter-1.7.10-2.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
moskeletons{1.0} [Mo'Skeletons] (MoSkeletons_1.7.10-1.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MultiWorld{1.2.7} [Multi World] (Multiworld-1.7.2-v-1.2.7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
harvestcraft{1.7.2d} [Pam's HarvestCraft] (Pam's HarvestCraft 1.7.10a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
pandorasbox{2.0.1} [Pandora's Box] (PandorasBox-2.0.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
primitivemobs{1.0} [Primitive Mobs] (primitivemobs-1.0a -1.7.10-.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ProjectZulu|Core{1.7.10-1.3d} [Project Zulu for MC 1.7.10] (ProjectZulu-1.7.10-1.3d.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Rediscovered{1.1} [Minecraft Rediscovered Mod] (Rediscovered-1.7.10-1.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AS_Ruins{13.8} [Ruins Spawning System] (Ruins-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
SpecialMobs{3.0.2} [Special Mobs] (SpecialMobs-1.7.10-3.0.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Amnesia{1.0.0} [The Amnesia Mod] (The Amnesia Mod-1.7.10-1.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
thirstmod{1.8.4} [Thirst Mod] (thirstmod-1.8.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Launched Version: 1.7.10-Forge10.13.0.1208
LWJGL: 2.9.1
OpenGL: AMD Radeon HD 7660G GL version 4.3.12618 Compatibility Profile Context 13.251.0.0, ATI Technologies Inc.
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)

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