---- Minecraft Crash Report ----
// Why did you do that?

Time: 2015-08-05 16:50
Description: Ticking entity

java.lang.NullPointerException: Ticking entity
	at vn.k(SourceFile:69)
	at vn.j(SourceFile:65)
	at vn.c(SourceFile:30)
	at va.m(SourceFile:227)
	at qj.t_(SourceFile:1404)
	at qk.t_(SourceFile:228)
	at afk.a(SourceFile:1407)
	at lg.a(SourceFile:599)
	at afk.g(SourceFile:1385)
	at afk.j(SourceFile:1278)
	at lg.j(SourceFile:480)
	at net.minecraft.server.MinecraftServer.B(SourceFile:607)
	at net.minecraft.server.MinecraftServer.A(SourceFile:535)
	at btd.A(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:451)
	at java.lang.Thread.run(Thread.java:695)


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

-- Head --
Stacktrace:
	at vn.k(SourceFile:69)
	at vn.j(SourceFile:65)
	at vn.c(SourceFile:30)
	at va.m(SourceFile:227)
	at qj.t_(SourceFile:1404)
	at qk.t_(SourceFile:228)
	at afk.a(SourceFile:1407)
	at lg.a(SourceFile:599)
	at afk.g(SourceFile:1385)

-- Entity being ticked --
Details:
	Entity Type: EnderDragon (va)
	Entity ID: 106626
	Entity Name: Ender Dragon
	Entity's Exact location: -0,54, 66,81, 0,59
	Entity's Block location: -1,00,66,00,0,00 - World: (-1,66,0), Chunk: (at 15,4,0 in -1,0; contains blocks -16,0,0 to -1,255,15), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Entity's Momentum: -0,41, 0,40, 0,41
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at afk.j(SourceFile:1278)
	at lg.j(SourceFile:480)

-- Affected level --
Details:
	Level name: 32a snap
	All players: 1 total; [lh['PappaDavid'/172, l='32a snap', x=11,91, y=63,00, z=-10,96]]
	Chunk stats: ServerChunkCache: 382 Drop: 0
	Level seed: -4453579259697169216
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: 0,00,0,00,0,00 - 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.B(SourceFile:607)
	at net.minecraft.server.MinecraftServer.A(SourceFile:535)
	at btd.A(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:451)
	at java.lang.Thread.run(Thread.java:695)

-- System Details --
Details:
	Minecraft Version: 15w32a
	Operating System: Mac OS X (x86_64) version 10.10.4
	Java Version: 1.6.0_65, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 223805488 bytes (213 MB) / 1311961088 bytes (1251 MB) up to 2134114304 bytes (2035 MB)
	JVM Flags: 5 total; -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [lh['PappaDavid'/172, l='32a snap', x=11,91, y=63,00, z=-10,96]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.