---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3

Time: 8/2/14 11:55 PM
Description: Ticking entity

java.util.ConcurrentModificationException
	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:926)
	at java.util.HashMap$KeyIterator.next(HashMap.java:960)
	at qi.a(SourceFile:211)
	at qr.j(SourceFile:229)
	at aqh.a(SourceFile:1410)
	at qo.a(SourceFile:601)
	at aqh.g(SourceFile:1388)
	at aqh.i(SourceFile:1281)
	at qo.i(SourceFile:479)
	at net.minecraft.server.MinecraftServer.y(SourceFile:606)
	at pk.y(SourceFile:303)
	at net.minecraft.server.MinecraftServer.x(SourceFile:530)
	at net.minecraft.server.MinecraftServer.run(SourceFile:446)
	at java.lang.Thread.run(Thread.java:744)


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

-- Head --
Stacktrace:
	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:926)
	at java.util.HashMap$KeyIterator.next(HashMap.java:960)
	at qi.a(SourceFile:211)
	at qr.j(SourceFile:229)
	at aqh.a(SourceFile:1410)
	at qo.a(SourceFile:601)
	at aqh.g(SourceFile:1388)

-- Entity being ticked --
Details:
	Entity Type: null (qr)
	Entity ID: 1894217
	Entity Name: miner_rule
	Entity's Exact location: -264.50, 66.00, 285.50
	Entity's Block location: -265.00,66.00,285.00 - World: (-265,66,285), Chunk: (at 7,4,13 in -17,17; contains blocks -272,0,272 to -257,255,287), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Entity's Momentum: 0.00, -0.08, 0.00
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at aqh.i(SourceFile:1281)
	at qo.i(SourceFile:479)

-- Affected level --
Details:
	Level name: world
	All players: 6 total; [qr['tokenwizard'/26555, l='world', x=7143.70, y=67.00, z=-5656.70], qr['s0nicboom'/1294533, l='world', x=1888.58, y=64.00, z=426.75], qr['catdaddy2'/1651771, l='world', x=-1183.01, y=66.17, z=-479.35], qr['oHeadShots159o'/8489, l='world', x=-403.30, y=41.00, z=276.30], qr['_Asa1Awsome_'/2050944, l='world', x=-2588.50, y=58.00, z=484.50], qr['miner_rule'/1894217, l='world', x=-264.50, y=66.00, z=285.50]]
	Chunk stats: ServerChunkCache: 2744 Drop: 0
	Level seed: -4687366923960175429
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: -203.00,70.00,192.00 - World: (-203,70,192), Chunk: (at 5,4,0 in -13,12; contains blocks -208,0,192 to -193,255,207), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 3512455 game time, 3043271 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 1 (now: false), thunder time: 1 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.y(SourceFile:606)
	at pk.y(SourceFile:303)
	at net.minecraft.server.MinecraftServer.x(SourceFile:530)
	at net.minecraft.server.MinecraftServer.run(SourceFile:446)
	at java.lang.Thread.run(Thread.java:744)

-- System Details --
Details:
	Minecraft Version: 14w31a
	Operating System: Linux (amd64) version 3.10.23-xxxx-std-ipv6-64
	Java Version: 1.7.0_55, Oracle Corporation
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 3997502592 bytes (3812 MB) / 7402946560 bytes (7060 MB) up to 7402946560 bytes (7060 MB)
	JVM Flags: 2 total; -Xmx7168M -Xms7168M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Profiler Position: N/A (disabled)
	Player Count: 6 / 60; [qr['tokenwizard'/26555, l='world', x=7143.70, y=67.00, z=-5656.70], qr['s0nicboom'/1294533, l='world', x=1888.58, y=64.00, z=426.75], qr['catdaddy2'/1651771, l='world', x=-1183.01, y=66.17, z=-479.35], qr['oHeadShots159o'/8489, l='world', x=-403.30, y=41.00, z=276.30], qr['_Asa1Awsome_'/2050944, l='world', x=-2588.50, y=58.00, z=484.50], qr['miner_rule'/1894217, l='world', x=-264.50, y=66.00, z=285.50]]
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)