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

Time: 1/10/16 6:17 PM
Description: Unexpected error

java.util.ConcurrentModificationException
at com.google.common.collect.HashBiMap$Itr.checkForConcurrentModification(HashBiMap.java:339)
at com.google.common.collect.HashBiMap$Itr.hasNext(HashBiMap.java:345)
at net.minecraft.client.audio.SoundManager.func_148605_d(SoundManager.java:212)
at net.minecraft.client.audio.SoundHandler.func_73660_a(SourceFile:179)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:2002)
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:135)
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 com.google.common.collect.HashBiMap$Itr.checkForConcurrentModification(HashBiMap.java:339)
at com.google.common.collect.HashBiMap$Itr.hasNext(HashBiMap.java:345)
at net.minecraft.client.audio.SoundManager.func_148605_d(SoundManager.java:212)
at net.minecraft.client.audio.SoundHandler.func_73660_a(SourceFile:179)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['AYOSFlame'/335, l='MpServer', x=1050.50, y=66.62, z=880.50]]
Chunk stats: MultiplayerChunkCache: 225, 234
Level seed: 0
Level generator: ID 04 - BIOMESOP, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (984,64,872), Chunk: (at 8,4,8 in 61,54; contains blocks 976,0,864 to 991,255,879), Region: (1,1; contains chunks 32,32 to 63,63, blocks 512,0,512 to 1023,255,1023)
Level time: 412967 game time, 681532 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: 83 total; [EntityItem['item.item.egg'/425738, l='MpServer', x=1072.59, y=67.13, z=883.63], EntityCow['Cow'/428810, l='MpServer', x=1028.54, y=64.00, z=888.91], EntityFolk['entity.Folk.name'/403485, l='MpServer', x=1034.70, y=64.00, z=900.18], EntityItem['item.item.egg'/428834, l='MpServer', x=1083.88, y=64.13, z=867.50], EntityFolk['entity.Folk.name'/429344, l='MpServer', x=1034.24, y=64.00, z=902.69], EntityCartChest['entity.MinecartChest.name'/403503, l='MpServer', x=1122.50, y=40.50, z=842.50], EntityChicken['Chicken'/403506, l='MpServer', x=1128.16, y=73.00, z=913.34], EntityChicken['Chicken'/403505, l='MpServer', x=1129.72, y=72.00, z=912.34], EntityFolk['entity.Folk.name'/432190, l='MpServer', x=1027.34, y=65.00, z=844.38], EntityFolk['entity.Folk.name'/433476, l='MpServer', x=1029.50, y=65.00, z=844.50], EntityFolk['entity.Folk.name'/403522, l='MpServer', x=1029.50, y=65.00, z=839.50], EntityFolk['entity.Folk.name'/427072, l='MpServer', x=1017.66, y=65.00, z=869.47], EntityFolk['entity.Folk.name'/403521, l='MpServer', x=1034.69, y=64.00, z=899.31], EntityChicken['Chicken'/403530, l='MpServer', x=1120.44, y=63.00, z=890.41], EntityCartChest['entity.MinecartChest.name'/403529, l='MpServer', x=1124.50, y=35.50, z=880.50], EntityClientPlayerMP['AYOSFlame'/335, l='MpServer', x=1050.50, y=66.62, z=880.50], EntityChicken['Chicken'/89, l='MpServer', x=974.53, y=77.00, z=904.09], EntityFolk['entity.Folk.name'/400986, l='MpServer', x=1043.31, y=65.00, z=880.24], EntityChicken['Chicken'/104, l='MpServer', x=990.47, y=76.00, z=937.34], EntityCow['Cow'/105, l='MpServer', x=987.50, y=76.00, z=941.75], EntityChicken['Chicken'/106, l='MpServer', x=981.41, y=79.00, z=954.91], EntityChicken['Chicken'/403564, l='MpServer', x=1120.63, y=71.00, z=909.47], EntityChicken['Chicken'/107, l='MpServer', x=989.81, y=76.00, z=954.63], EntityChicken['Chicken'/403565, l='MpServer', x=1127.53, y=73.00, z=911.47], EntityOcelot['Ocelot'/403562, l='MpServer', x=1126.47, y=63.00, z=819.50], EntityChicken['Chicken'/403563, l='MpServer', x=1121.31, y=71.00, z=901.13], EntityChicken['Chicken'/111, l='MpServer', x=1006.38, y=77.00, z=940.66], EntityChicken['Chicken'/112, l='MpServer', x=1000.06, y=68.00, z=948.84], EntityChicken['Chicken'/113, l='MpServer', x=994.19, y=71.00, z=953.56], EntityFolk['entity.Folk.name'/431735, l='MpServer', x=1027.50, y=65.00, z=854.53], EntityChicken['Chicken'/114, l='MpServer', x=999.63, y=66.00, z=958.47], EntityFolk['entity.Folk.name'/408948, l='MpServer', x=1044.56, y=64.00, z=891.16], EntityFolk['entity.Folk.name'/402293, l='MpServer', x=1043.31, y=65.00, z=881.35], EntityFolk['entity.Folk.name'/406396, l='MpServer', x=1034.70, y=64.00, z=901.74], EntityCow['Cow'/433019, l='MpServer', x=1027.93, y=64.00, z=889.50], EntityChicken['Chicken'/126, l='MpServer', x=1008.34, y=72.00, z=938.41], EntityConBox['entity.ConBox.name'/9343, l='MpServer', x=1024.00, y=64.88, z=903.00], EntityFolk['entity.Folk.name'/433543, l='MpServer', x=1016.70, y=64.00, z=849.50], EntityCow['Cow'/430223, l='MpServer', x=1028.74, y=64.00, z=889.81], EntityCow['Cow'/140, l='MpServer', x=1028.09, y=64.00, z=891.03], EntityFolk['entity.Folk.name'/432264, l='MpServer', x=1020.94, y=64.00, z=900.34], EntityFolk['entity.Folk.name'/401307, l='MpServer', x=1034.69, y=64.00, z=903.59], EntityCartChest['entity.MinecartChest.name'/164, l='MpServer', x=1055.72, y=24.34, z=756.50], EntitySheep['Sheep'/167, l='MpServer', x=1045.67, y=64.00, z=892.81], EntitySheep['Sheep'/168, l='MpServer', x=1044.25, y=64.00, z=896.38], EntitySheep['Sheep'/169, l='MpServer', x=1045.50, y=64.00, z=890.09], EntitySheep['Sheep'/170, l='MpServer', x=1043.09, y=64.00, z=892.50], EntitySheep['Sheep'/171, l='MpServer', x=1044.31, y=64.00, z=890.09], EntitySheep['Sheep'/174, l='MpServer', x=1043.09, y=64.00, z=890.09], EntityChicken['Chicken'/175, l='MpServer', x=1047.38, y=28.00, z=943.44], EntityChicken['Chicken'/177, l='MpServer', x=1054.34, y=71.00, z=939.53], EntityCow['Cow'/429502, l='MpServer', x=1027.88, y=64.00, z=894.50], EntityCartChest['entity.MinecartChest.name'/186, l='MpServer', x=1085.50, y=25.50, z=758.50], EntityFolk['entity.Folk.name'/433597, l='MpServer', x=1050.51, y=65.67, z=880.50], EntityChicken['Chicken'/189, l='MpServer', x=1084.41, y=64.00, z=865.59], EntityChicken['Chicken'/190, l='MpServer', x=1074.38, y=69.00, z=883.41], EntityChicken['Chicken'/191, l='MpServer', x=1085.53, y=65.00, z=905.72], EntityChicken['Chicken'/192, l='MpServer', x=1080.47, y=79.00, z=932.53], EntityChicken['Chicken'/193, l='MpServer', x=1080.47, y=80.00, z=933.53], EntityCow['Cow'/431815, l='MpServer', x=1027.88, y=64.00, z=888.88], EntityFolk['entity.Folk.name'/403396, l='MpServer', x=1034.70, y=64.00, z=901.05], EntityChicken['Chicken'/194, l='MpServer', x=1085.47, y=87.00, z=950.53], EntityFolk['entity.Folk.name'/403394, l='MpServer', x=1044.03, y=65.00, z=882.66], EntityCow['Cow'/431043, l='MpServer', x=1029.34, y=64.00, z=889.06], EntityZombie['Zombie'/198, l='MpServer', x=1099.69, y=36.35, z=831.84], EntityChicken['Chicken'/199, l='MpServer', x=1099.69, y=36.00, z=831.94], EntityCartChest['entity.MinecartChest.name'/200, l='MpServer', x=1092.50, y=36.50, z=836.50], EntityFolk['entity.Folk.name'/431061, l='MpServer', x=1016.70, y=64.00, z=849.50], EntityOcelot['Ocelot'/218, l='MpServer', x=1109.50, y=73.00, z=833.50], EntityZombie['Zombie'/219, l='MpServer', x=1118.50, y=36.35, z=858.52], EntityChicken['Chicken'/220, l='MpServer', x=1118.50, y=36.00, z=858.63], EntityZombie['Zombie'/221, l='MpServer', x=1119.22, y=36.35, z=858.96], EntityChicken['Chicken'/222, l='MpServer', x=1119.22, y=36.00, z=859.06], EntityChicken['Chicken'/224, l='MpServer', x=1118.72, y=63.00, z=893.47], EntityChicken['Chicken'/225, l='MpServer', x=1119.19, y=63.00, z=891.22], EntityChicken['Chicken'/226, l='MpServer', x=1119.53, y=64.00, z=882.56], EntityChicken['Chicken'/227, l='MpServer', x=1109.41, y=67.00, z=891.53], EntityChicken['Chicken'/228, l='MpServer', x=1118.69, y=69.00, z=912.47], EntityCow['Cow'/432352, l='MpServer', x=1030.07, y=64.00, z=888.97], EntityFolk['entity.Folk.name'/432875, l='MpServer', x=1028.50, y=65.00, z=854.44], EntityFolk['entity.Folk.name'/403446, l='MpServer', x=1031.06, y=64.00, z=890.06], EntityCow['Cow'/403185, l='MpServer', x=1029.13, y=64.00, z=894.28], EntityCartChest['entity.MinecartChest.name'/406776, l='MpServer', x=1154.50, y=39.34, z=829.50]]
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:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_66, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 3235028296 bytes (3085 MB) / 4573888512 bytes (4362 MB) up to 5726797824 bytes (5461 MB)
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx6G -Xms4G
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 96
FML: MCP v9.05 FML v7.10.85.1277 Minecraft Forge 10.13.2.1277 Optifine OptiFine_1.7.10_HD_U_C1 11 mods loaded, 11 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{7.10.85.1277} [Forge Mod Loader] (forge-1.7.10-10.13.2.1277.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{10.13.2.1277} [Minecraft Forge] (forge-1.7.10-10.13.2.1277.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.1462-universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
craftguide{1.6.8.2} [CraftGuide] (CraftGuide-1.6.8.2-forge.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
journeymap{5.0.1} [JourneyMap] (JourneyMap5.0.1_Unlimited_MC1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Railcraft{9.8.0.0} [Railcraft] (Railcraft_1.7.10-9.8.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ResourceLoader{1.2} [Resource Loader] (ResourceLoader-1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ashjacksimukraftreloaded{1.0.4a} [Sim-U-Kraft Reloaded] (Sim-U-Kraft Reloaded - 1.0.4a.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Waila{1.5.10} [Waila] (Waila-1.5.10_1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
wawla{1.3.2} [What Are We Looking At] (Wawla-1.3.2-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Launched Version: 1.7.10-Forge10.13.2.1277
LWJGL: 2.9.1
OpenGL: GeForce GTX 555/PCIe/SSE2 GL version 4.5.0 NVIDIA 361.43, NVIDIA Corporation
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: [Equanimity.zip]
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)