---- Minecraft Crash Report ----
// Don't do that.

Time: 8/20/17 3:57 PM
Description: Exception ticking world

java.util.ConcurrentModificationException
	at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:966)
	at java.util.LinkedList$ListItr.remove(LinkedList.java:921)
	at net.minecraft.server.management.PlayerChunkMap.tick(PlayerChunkMap.java:185)
	at net.minecraft.world.WorldServer.tick(WorldServer.java:235)
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:825)
	at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:740)
	at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:192)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:589)
	at java.lang.Thread.run(Thread.java:748)


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

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:966)
	at java.util.LinkedList$ListItr.remove(LinkedList.java:921)
	at net.minecraft.server.management.PlayerChunkMap.tick(PlayerChunkMap.java:185)
	at net.minecraft.world.WorldServer.tick(WorldServer.java:235)

-- Affected level --
Details:
	Level name: test
	All players: 1 total; [EntityPlayerMP['LordFinn'/147, l='test', x=-186.50, y=6.18, z=7.94]]
	Chunk stats: ServerChunkCache: 180 Drop: 0
	Level seed: 6203365330679139506
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options:
	Level spawn location: World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 0 game time, 0 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: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:825)
	at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:740)
	at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:192)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:589)
	at java.lang.Thread.run(Thread.java:748)

-- System Details --
Details:
	Minecraft Version: 1.12
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_131, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 475397248 bytes (453 MB) / 1038614528 bytes (990 MB) up to 1883242496 bytes (1796 MB)
	JVM Flags: 0 total;
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP 9.40 Powered by Forge 14.21.1.2413 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
	UCHIJAAAA	minecraft{1.12} [Minecraft] (minecraft.jar)
	UCHIJAAAA	mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
	UCHIJAAAA	FML{8.0.99.99} [Forge Mod Loader] (forgeSrc-1.12-14.21.1.2413.jar)
	UCHIJAAAA	forge{14.21.1.2413} [Minecraft Forge] (forgeSrc-1.12-14.21.1.2413.jar)
	UCHIJAAAA	forgottentemple{${version}} [ForgottenTemple] (ForgottenTemple)
	UCHIJAAAA	theoneprobe{1.4.11} [The One Probe] (TheOneProbe-1.12-1.12-1.4.11-5.jar)
	UCHIJAAAA	redstoneflux{2.0.0} [Redstone Flux] (RedstoneFlux-1.12-2.0.0.1.jar)
	Loaded coremods (and transformers):
	GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [EntityPlayerMP['LordFinn'/147, l='test', x=-186.50, y=6.18, z=7.94]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'