---- Minecraft Crash Report ----

WARNING: coremods are present:
  Java8CheckerCoremod (Pixelmon-1.8-4.1.1-universal.jar)
Contact their authors BEFORE contacting forge

// Shall we play a game?

Time: 12/15/15 11:29 AM
Description: Exception in server tick loop

java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1429)
	at java.util.HashMap$KeyIterator.next(HashMap.java:1453)
	at com.google.common.collect.AbstractMapBasedMultimap$WrappedCollection$WrappedIterator.next(AbstractMapBasedMultimap.java:486)
	at net.minecraft.util.ClassInheritanceMultiMap$2.computeNext(SourceFile:90)
	at com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143)
	at com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138)
	at net.minecraft.world.World.func_175650_b(World.java:3126)
	at net.minecraft.world.chunk.Chunk.func_76631_c(Chunk.java:952)
	at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:46)
	at net.minecraftforge.common.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:12)
	at net.minecraftforge.common.util.AsynchronousExecutor.skipQueue(AsynchronousExecutor.java:344)
	at net.minecraftforge.common.util.AsynchronousExecutor.getSkipQueue(AsynchronousExecutor.java:302)
	at net.minecraftforge.common.chunkio.ChunkIOExecutor.syncChunkLoad(ChunkIOExecutor.java:12)
	at net.minecraft.world.gen.ChunkProviderServer.loadChunk(ChunkProviderServer.java:117)
	at net.minecraft.world.gen.ChunkProviderServer.func_73158_c(ChunkProviderServer.java:92)
	at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:302)
	at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:112)
	at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:126)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:438)
	at java.lang.Thread.run(Thread.java:745)


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

-- System Details --
Details:
	Minecraft Version: 1.8
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 7722661264 bytes (7364 MB) / 9236381696 bytes (8808 MB) up to 9544663040 bytes (9102 MB)
	JVM Flags: 5 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx10240M -Xms10240M -XX:PermSize=256m -XX:MaxPermSize=512m
	IntCache: cache: 15, tcache: 0, allocated: 13, tallocated: 95
	FML: MCP v9.10 FML v8.0.99.99 Minecraft Forge 11.14.3.1450 7 mods loaded, 7 mods active
	States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
	UCHIJAA	mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
	UCHIJAA	FML{8.0.99.99} [Forge Mod Loader] (forge-1.8-11.14.3.1450.jar)
	UCHIJAA	Forge{11.14.3.1450} [Minecraft Forge] (forge-1.8-11.14.3.1450.jar)
	UCHIJAA	customnpcs{1.8.0} [CustomNPCs] (CustomNPCs_1.8.0.jar)
	UCHIJAA	cfm{3.5.2} [§9MrCrayfish's Furniture Mod] (MrCrayfishFurnitureModv3.5.2(1.8).jar)
	UCHIJAA	pixelmon{4.1.1} [Pixelmon] (Pixelmon-1.8-4.1.1-universal.jar)
	UCHIJAA	worldedit{6.1} [WorldEdit] (worldedit-forge-mc1.8-6.1.jar)
	Loaded coremods (and transformers):
Java8CheckerCoremod (Pixelmon-1.8-4.1.1-universal.jar)

	GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
	Profiler Position: N/A (disabled)
	Player Count: 0 / 8; []
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'