---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 12/17/17 11:45 PM
Description: Ticking entity

java.lang.NullPointerException: Ticking entity
	at ts.a(SourceFile:28)
	at ts.a(SourceFile:22)
	at ts.<init>(SourceFile:15)
	at tu.a(SourceFile:24)
	at tu$$Lambda$634/834793993.apply(Unknown Source)
	at java.util.Map.computeIfAbsent(Map.java:957)
	at tu.a(SourceFile:24)
	at tu.b(SourceFile:41)
	at qv.a(SourceFile:455)
	at zp.a(SourceFile:848)
	at aic.a(SourceFile:884)
	at qv.a(SourceFile:525)
	at aig.a(SourceFile:343)
	at aig.H_(SourceFile:264)
	at aiz.H_(SourceFile:98)
	at aqy.a(SourceFile:1570)
	at qt.a(SourceFile:705)
	at aqy.h(SourceFile:1546)
	at aqy.k(SourceFile:1428)
	at qt.k(SourceFile:538)
	at net.minecraft.server.MinecraftServer.w(SourceFile:667)
	at net.minecraft.server.MinecraftServer.v(SourceFile:592)
	at clm.v(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:497)
	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 --
Thread: Server thread
Stacktrace:
	at ts.a(SourceFile:28)
	at ts.a(SourceFile:22)
	at ts.<init>(SourceFile:15)
	at tu.a(SourceFile:24)
	at tu$$Lambda$634/834793993.apply(Unknown Source)
	at java.util.Map.computeIfAbsent(Map.java:957)
	at tu.a(SourceFile:24)
	at tu.b(SourceFile:41)
	at qv.a(SourceFile:455)
	at zp.a(SourceFile:848)
	at aic.a(SourceFile:884)
	at qv.a(SourceFile:525)
	at aig.a(SourceFile:343)
	at aig.H_(SourceFile:264)
	at aiz.H_(SourceFile:98)
	at aqy.a(SourceFile:1570)
	at qt.a(SourceFile:705)
	at aqy.h(SourceFile:1546)

-- Entity being ticked --
Details:
	Entity Type: minecraft:arrow (aiz)
	Entity ID: 147960
	Entity Name: Arrow
	Entity's Exact location: -57.00, 7.69, -6.25
	Entity's Block location: World: (-58,7,-7), Chunk: (at 6,0,9 in -4,-1; contains blocks -64,0,-16 to -49,255,-1), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Entity's Momentum: -0.01, -2.17, -0.01
	Entity's Passengers: []
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at aqy.k(SourceFile:1428)
	at qt.k(SourceFile:538)

-- Affected level --
Details:
	Level name: Empty World
	All players: 1 total; [qv['tylermasci'/54149, l='Empty World', x=-56.95, y=5.50, z=-6.29]]
	Chunk stats: ServerChunkCache: 282 Drop: 0
	Level seed: 1284748250088403953
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: minecraft:air
	Level spawn location: World: (0,1,0), 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: 376229 game time, 18000 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:667)
	at net.minecraft.server.MinecraftServer.v(SourceFile:592)
	at clm.v(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:497)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 17w50a
	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: 129381176 bytes (123 MB) / 318767104 bytes (304 MB) up to 1073741824 bytes (1024 MB)
	JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [qv['tylermasci'/54149, l='Empty World', x=-56.95, y=5.50, z=-6.29]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.