---- Minecraft Crash Report ----
// Hey, that tickles! Hehehe!

Time: 3/11/16 10:33 AM
Description: Ticking entity

java.lang.NullPointerException: Ticking entity
	at vf.m(SourceFile:252)
	at vf.l(SourceFile:189)
	at sb.cm(SourceFile:639)
	at sa.n(SourceFile:1757)
	at sb.n(SourceFile:488)
	at ro.n(SourceFile:134)
	at vw.n(SourceFile:41)
	at sa.m(SourceFile:1619)
	at sb.m(SourceFile:276)
	at aht.a(SourceFile:1516)
	at lp.a(SourceFile:717)
	at aht.g(SourceFile:1494)
	at aht.k(SourceFile:1384)
	at lp.k(SourceFile:550)
	at net.minecraft.server.MinecraftServer.D(SourceFile:625)
	at net.minecraft.server.MinecraftServer.C(SourceFile:553)
	at byl.C(SourceFile:154)
	at net.minecraft.server.MinecraftServer.run(SourceFile:457)
	at java.lang.Thread.run(Thread.java:745)


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

-- Head --
Stacktrace:
	at vf.m(SourceFile:252)
	at vf.l(SourceFile:189)
	at sb.cm(SourceFile:639)
	at sa.n(SourceFile:1757)
	at sb.n(SourceFile:488)
	at ro.n(SourceFile:134)
	at vw.n(SourceFile:41)
	at sa.m(SourceFile:1619)
	at sb.m(SourceFile:276)
	at aht.a(SourceFile:1516)
	at lp.a(SourceFile:717)
	at aht.g(SourceFile:1494)

-- Entity being ticked --
Details:
	Entity Type: Cow (vy)
	Entity ID: 389
	Entity Name: Cow
	Entity's Exact location: -25.18, 68.00, 377.12
	Entity's Block location: World: (-26,68,377), Chunk: (at 6,4,9 in -2,23; contains blocks -32,0,368 to -17,255,383), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Entity's Momentum: -0.01, -0.08, -0.06
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at aht.k(SourceFile:1384)
	at lp.k(SourceFile:550)

-- Affected level --
Details:
	Level name: Jelkin Ultimate Survival 1.9.1p1
	All players: 1 total; [lr['TheTamedWolf'/547, l='Jelkin Ultimate Survival 1.9.1p1', x=-23.23, y=69.00, z=379.85]]
	Chunk stats: ServerChunkCache: 428 Drop: 0
	Level seed: -8362653730949692996
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-56,64,256), Chunk: (at 8,4,0 in -4,16; contains blocks -64,0,256 to -49,255,271), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 5502158 game time, 6177088 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 154075 (now: false), thunder time: 40569 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.D(SourceFile:625)
	at net.minecraft.server.MinecraftServer.C(SourceFile:553)
	at byl.C(SourceFile:154)
	at net.minecraft.server.MinecraftServer.run(SourceFile:457)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 1.9.1-pre1
	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: 173972160 bytes (165 MB) / 741257216 bytes (706 MB) up to 2093809664 bytes (1996 MB)
	JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn512M
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [lr['TheTamedWolf'/547, l='Jelkin Ultimate Survival 1.9.1p1', x=-23.23, y=69.00, z=379.85]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.