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

Time: 4/27/17 4:23 PM
Description: Exception ticking world

java.lang.IllegalStateException: Unable to get Y-rotated facing of up
	at el.e(SourceFile:136)
	at apq.a(SourceFile:184)
	at avv$a.d(SourceFile:428)
	at asx.a(SourceFile:123)
	at alv.f(SourceFile:2079)
	at nt.j(SourceFile:411)
	at nt.d(SourceFile:220)
	at net.minecraft.server.MinecraftServer.D(SourceFile:626)
	at ne.D(SourceFile:335)
	at net.minecraft.server.MinecraftServer.C(SourceFile:562)
	at net.minecraft.server.MinecraftServer.run(SourceFile:466)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Thread: Server thread
Stacktrace:
	at el.e(SourceFile:136)
	at apq.a(SourceFile:184)
	at avv$a.d(SourceFile:428)
	at asx.a(SourceFile:123)
	at alv.f(SourceFile:2079)
	at nt.j(SourceFile:411)
	at nt.d(SourceFile:220)

-- Affected level --
Details:
	Level name: Survival2017
	All players: 1 total; [nv['CreeperMagnet_'/119, l='Survival2017', x=-306.98, y=52.00, z=-156.31]]
	Chunk stats: ServerChunkCache: 740 Drop: 0
	Level seed: -479955565
	Level generator: ID 04 - customized, ver 0. Features enabled: true
	Level generator options: {"coordinateScale":684.412,"heightScale":684.412,"lowerLimitScale":512.0,"upperLimitScale":512.0,"depthNoiseScaleX":200.0,"depthNoiseScaleZ":200.0,"depthNoiseScaleExponent":0.5,"mainNoiseScaleX":80.0,"mainNoiseScaleY":160.0,"mainNoiseScaleZ":80.0,"baseSize":8.5,"stretchY":12.0,"biomeDepthWeight":1.0,"biomeDepthOffset":0.0,"biomeScaleWeight":1.0,"biomeScaleOffset":0.0,"seaLevel":63,"useCaves":true,"useDungeons":true,"dungeonChance":100,"useStrongholds":true,"useVillages":true,"useMineShafts":true,"useTemples":true,"useMonuments":true,"useMansions":true,"useRavines":true,"useWaterLakes":true,"waterLakeChance":4,"useLavaLakes":true,"lavaLakeChance":80,"useLavaOceans":false,"fixedBiome":-1,"biomeSize":4,"riverSize":4,"dirtSize":33,"dirtCount":10,"dirtMinHeight":0,"dirtMaxHeight":256,"gravelSize":33,"gravelCount":8,"gravelMinHeight":0,"gravelMaxHeight":256,"graniteSize":33,"graniteCount":10,"graniteMinHeight":0,"graniteMaxHeight":80,"dioriteSize":33,"dioriteCount":10,"dioriteMinHeight":0,"dioriteMaxHeight":80,"andesiteSize":33,"andesiteCount":10,"andesiteMinHeight":0,"andesiteMaxHeight":80,"coalSize":17,"coalCount":20,"coalMinHeight":0,"coalMaxHeight":128,"ironSize":9,"ironCount":20,"ironMinHeight":0,"ironMaxHeight":64,"goldSize":9,"goldCount":2,"goldMinHeight":0,"goldMaxHeight":32,"redstoneSize":8,"redstoneCount":8,"redstoneMinHeight":0,"redstoneMaxHeight":16,"diamondSize":8,"diamondCount":1,"diamondMinHeight":0,"diamondMaxHeight":16,"lapisSize":7,"lapisCount":1,"lapisCenterHeight":16,"lapisSpread":16}
	Level spawn location: World: (8,64,8), Chunk: (at 8,4,8 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: 18569225 game time, 18715317 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 2603 (now: true), thunder time: 19638 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.D(SourceFile:626)
	at ne.D(SourceFile:335)
	at net.minecraft.server.MinecraftServer.C(SourceFile:562)
	at net.minecraft.server.MinecraftServer.run(SourceFile:466)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 17w17b
	Operating System: Linux (amd64) version 2.6.32-642.6.2.el6.x86_64
	Java Version: 1.8.0_111, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 232320584 bytes (221 MB) / 518979584 bytes (494 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 5 total; -Xmx512M -Xms512M -XX:+UseConcMarkSweepGC -XX:+CMSClassUnloadingEnabled -XX:MaxMetaspaceSize=128M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Profiler Position: N/A (disabled)
	Player Count: 1 / 12; [nv['CreeperMagnet_'/119, l='Survival2017', x=-306.98, y=52.00, z=-156.31]]
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)