Bad Command Made my world not load up!

---- Minecraft Crash Report ----
// Oops.

Time: 6/20/15 11:26 PM
Description: Rendering item

com.google.common.util.concurrent.UncheckedExecutionException: java.lang.NullPointerException
	at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2201)
	at com.google.common.cache.LocalCache.get(LocalCache.java:3934)
	at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3938)
	at com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4821)
	at com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4827)
	at bnp.a(SourceFile:126)
	at bhk.a(SourceFile:76)
	at bfi.a(SourceFile:52)
	at bjh.a(SourceFile:122)
	at bjh.a(SourceFile:323)
	at bjh.b(SourceFile:359)
	at avo.a(SourceFile:880)
	at avo.a(SourceFile:336)
	at avo.a(SourceFile:144)
	at bfk.a(SourceFile:1021)
	at ave.av(SourceFile:914)
	at ave.a(SourceFile:325)
	at net.minecraft.client.main.Main.main(SourceFile:124)
Caused by: java.lang.NullPointerException
	at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.isWhitelistedDomain(YggdrasilMinecraftSessionService.java:210)
	at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.getTextures(YggdrasilMinecraftSessionService.java:149)
	at bnp$1.a(SourceFile:47)
	at bnp$1.load(SourceFile:44)
	at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3524)
	at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2317)
	at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2280)
	at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2195)
	... 17 more


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

-- Head --
Stacktrace:
	at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2201)
	at com.google.common.cache.LocalCache.get(LocalCache.java:3934)
	at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3938)
	at com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4821)
	at com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4827)
	at bnp.a(SourceFile:126)
	at bhk.a(SourceFile:76)
	at bfi.a(SourceFile:52)
	at bjh.a(SourceFile:122)
	at bjh.a(SourceFile:323)

-- Item being rendered --
Details:
	Item Type: aat@6e7065
	Item Aux: 3
	Item NBT: {SkullOwner:{Id:"95b3be5b-bbbd-4ccc-9659-a99704dd8d00",Properties:{textures:[0:{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6IiJ9fX0="}]}},display:{Name:"Sky"}}
	Item Foil: false
Stacktrace:
	at bjh.b(SourceFile:359)
	at avo.a(SourceFile:880)
	at avo.a(SourceFile:336)
	at avo.a(SourceFile:144)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bew['xXThat1_kidXx'/497, l='MpServer', x=-165.21, y=65.00, z=-322.50]]
	Chunk stats: MultiplayerChunkCache: 0, 0
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: -87.00,4.00,-232.00 - World: (-87,4,-232), Chunk: (at 9,0,8 in -6,-15; contains blocks -96,0,-240 to -81,255,-225), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Level time: 2899579 game time, 63215 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: creative (ID 1). Hardcore: false. Cheats: false
	Forced entities: 1 total; [bew['xXThat1_kidXx'/497, l='MpServer', x=-165.21, y=65.00, z=-322.50]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bdb.a(SourceFile:309)
	at ave.b(SourceFile:2296)
	at ave.a(SourceFile:334)
	at net.minecraft.client.main.Main.main(SourceFile:124)

-- System Details --
Details:
	Minecraft Version: 1.8.6
	Operating System: Windows 7 (x86) version 6.1
	CPU: 4x Intel(R) Core(TM) i3-2120 CPU @ 3.30GHz
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 89916184 bytes (85 MB) / 305352704 bytes (291 MB) up to 523501568 bytes (499 MB)
	JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 1.8.6
	LWJGL: 2.9.4
	OpenGL: Intel(R) HD Graphics Family GL version 3.0.0 - Build 8.15.10.2353, 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: No
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: [Five Nights]
	Current Language: English (US)
	Profiler Position: N/A (disabled)