---- Minecraft Crash Report ----
// Everything's going to plan. No, really, that was supposed to happen.

Time: 10/12/16 11:01 PM
Description: Ticking block entity

java.lang.IllegalArgumentException: Cannot get property att{name=facing, clazz=class cv, values=[down, up, north, south, west, east]} as it does not exist in ath{block=minecraft:air, properties=[]}
	at ath$a.c(SourceFile:166)
	at ata.j(SourceFile:102)
	at ata.a(SourceFile:92)
	at ata.f(SourceFile:110)
	at ata.F_(SourceFile:233)
	at ajn.k(SourceFile:1429)
	at ben.t(SourceFile:1649)
	at ben.av(SourceFile:967)
	at ben.a(SourceFile:395)
	at net.minecraft.client.main.Main.main(SourceFile:124)


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

-- Head --
Thread: Client thread
Stacktrace:
	at ath$a.c(SourceFile:166)
	at ata.j(SourceFile:102)
	at ata.a(SourceFile:92)
	at ata.f(SourceFile:110)
	at ata.F_(SourceFile:233)

-- Block entity being ticked --
Details:
	Name: minecraft:piston // ata
	Block type: ID #36 (tile.null // asz)
	Block data value: 0 / 0x0 / 0b0000
	Block location: World: (163,69,243), Chunk: (at 3,4,3 in 10,15; contains blocks 160,0,240 to 175,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Actual block type: ID #36 (tile.null // asz)
	Actual block data value: 3 / 0x3 / 0b0011
Stacktrace:
	at ajn.k(SourceFile:1429)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bpn['GalenDudek'/240, l='MpServer', x=180.82, y=68.00, z=242.59]]
	Chunk stats: MultiplayerChunkCache: 1225, 1225
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (160,64,252), Chunk: (at 0,4,12 in 10,15; contains blocks 160,0,240 to 175,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 577075 game time, 704027 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: 38 total; [xb['Sheep'/128, l='MpServer', x=160.80, y=64.00, z=167.38], abz['Minecart with Hopper'/130, l='MpServer', x=156.14, y=66.06, z=238.50], wq['Bat'/9090, l='MpServer', x=163.75, y=18.10, z=176.25], wt['Chicken'/131, l='MpServer', x=173.48, y=67.00, z=298.16], wt['Chicken'/133, l='MpServer', x=189.92, y=69.00, z=184.40], wt['Chicken'/134, l='MpServer', x=184.48, y=71.00, z=186.80], zf['item.item.egg'/135, l='MpServer', x=190.03, y=69.00, z=184.84], wy['Pig'/136, l='MpServer', x=191.24, y=70.00, z=208.38], abz['Minecart with Hopper'/137, l='MpServer', x=171.34, y=66.06, z=244.50], wt['Chicken'/145, l='MpServer', x=198.48, y=67.00, z=206.22], zf['item.item.egg'/146, l='MpServer', x=199.11, y=67.00, z=205.74], wt['Chicken'/147, l='MpServer', x=202.51, y=68.00, z=210.06], wy['Pig'/148, l='MpServer', x=199.68, y=66.00, z=272.56], wy['Pig'/155, l='MpServer', x=212.46, y=69.00, z=220.69], xb['Sheep'/91, l='MpServer', x=101.21, y=66.00, z=166.15], wt['Chicken'/156, l='MpServer', x=209.03, y=65.00, z=211.31], wy['Pig'/157, l='MpServer', x=217.62, y=67.00, z=235.30], wq['Bat'/9949, l='MpServer', x=241.78, y=37.11, z=273.75], wu['Cow'/158, l='MpServer', x=213.89, y=68.00, z=239.09], wt['Chicken'/159, l='MpServer', x=206.50, y=65.00, z=262.80], wq['Bat'/161, l='MpServer', x=224.92, y=27.91, z=259.25], wq['Bat'/163, l='MpServer', x=249.73, y=25.64, z=262.61], wu['Cow'/164, l='MpServer', x=241.62, y=64.00, z=278.19], wq['Bat'/8869, l='MpServer', x=118.96, y=56.55, z=264.49], wq['Bat'/8870, l='MpServer', x=126.29, y=55.12, z=263.51], bpn['GalenDudek'/240, l='MpServer', x=180.82, y=68.00, z=242.59], xd['Squid'/104, l='MpServer', x=124.58, y=62.00, z=297.40], wq['Bat'/9967, l='MpServer', x=248.94, y=60.20, z=192.09], zf['item.item.reeds'/10288, l='MpServer', x=161.49, y=68.54, z=239.42], xb['Sheep'/114, l='MpServer', x=134.46, y=67.00, z=168.64], xb['Sheep'/115, l='MpServer', x=140.40, y=67.00, z=171.19], xb['Sheep'/116, l='MpServer', x=140.31, y=67.00, z=163.80], wq['Bat'/117, l='MpServer', x=121.58, y=14.23, z=222.52], wq['Bat'/118, l='MpServer', x=143.67, y=26.05, z=254.27], wq['Bat'/119, l='MpServer', x=161.78, y=39.06, z=258.53], wu['Cow'/122, l='MpServer', x=159.61, y=66.00, z=174.85], wu['Cow'/124, l='MpServer', x=147.54, y=66.00, z=180.18], wu['Cow'/125, l='MpServer', x=150.95, y=66.00, z=179.62]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bnl.a(SourceFile:365)
	at ben.b(SourceFile:2536)
	at ben.a(SourceFile:404)
	at net.minecraft.client.main.Main.main(SourceFile:124)

-- System Details --
Details:
	Minecraft Version: 16w40a
	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: 184602912 bytes (176 MB) / 476839936 bytes (454 MB) up to 1060372480 bytes (1011 MB)
	JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Launched Version: 16w40a
	LWJGL: 2.9.4
	OpenGL: Intel(R) HD Graphics 2000 GL version 3.1.0 - Build 9.17.10.4229, Intel
	GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

	Using VBOs: Yes
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	CPU: 4x Intel(R) Core(TM) i3-2120 CPU @ 3.30GHz