My Minecraft Crashes Prior to loading my 14w18a Creative World

---- Minecraft Crash Report ----
// Oh - I know what I did wrong!

Time: 4/30/14 10:38 PM
Description: Rendering entity in world

java.lang.NullPointerException: Rendering entity in world
	at cce.a(SourceFile:79)
	at cce.a(SourceFile:53)
	at cce.a(SourceFile:24)
	at cbt.a(SourceFile:219)
	at cbt.a(SourceFile:199)
	at cbt.a(SourceFile:176)
	at bxs.a(SourceFile:495)
	at bxl.a(SourceFile:1146)
	at bxl.b(SourceFile:935)
	at bjf.ai(SourceFile:828)
	at bjf.f(SourceFile:755)
	at net.minecraft.client.main.Main.main(SourceFile:121)


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

-- Head --
Stacktrace:
	at cce.a(SourceFile:79)
	at cce.a(SourceFile:53)
	at cce.a(SourceFile:24)

-- Entity being rendered --
Details:
	Entity Type: ItemFrame (uh)
	Entity ID: 246
	Entity Name: entity.ItemFrame.name
	Entity's Exact location: 491.50, 80.50, 321.03
	Entity's Block location: 491.00,80.00,321.00 - World: (491,80,321), Chunk: (at 11,5,1 in 30,20; contains blocks 480,0,320 to 495,255,335), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: 0.00, 0.00, 0.00
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null

-- Renderer details --
Details:
	Assigned renderer: cce@40e396
	Location: 76.00,11.64,57.84 - World: (76,11,57), Chunk: (at 12,0,9 in 4,3; contains blocks 64,0,48 to 79,255,63), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Rotation: 0.0
	Delta: 0.7132964
Stacktrace:
	at cbt.a(SourceFile:219)
	at cbt.a(SourceFile:199)
	at cbt.a(SourceFile:176)
	at bxs.a(SourceFile:495)
	at bxl.a(SourceFile:1146)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bxb['tictacdie5'/228, l='MpServer', x=415.50, y=68.86, z=263.19]]
	Chunk stats: MultiplayerChunkCache: 121, 121
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: 236.00,64.00,252.00 - World: (236,64,252), Chunk: (at 12,4,12 in 14,15; contains blocks 224,0,240 to 239,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 4371588 game time, 3174091 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; [yk['Sheep'/153, l='MpServer', x=348.91, y=68.00, z=266.94], yk['Sheep'/222, l='MpServer', x=419.53, y=67.00, z=326.44], yk['Sheep'/223, l='MpServer', x=418.44, y=66.00, z=326.55], yk['Sheep'/144, l='MpServer', x=339.00, y=77.00, z=189.97], up['Painting'/244, l='MpServer', x=491.00, y=72.00, z=318.03], ya['Chicken'/146, l='MpServer', x=348.50, y=76.33, z=194.91], ya['Chicken'/147, l='MpServer', x=339.59, y=76.00, z=195.88], ya['Chicken'/149, l='MpServer', x=336.91, y=62.36, z=212.47], ya['Chicken'/150, l='MpServer', x=337.59, y=62.18, z=212.41], abg['Spider'/239, l='MpServer', x=450.50, y=70.00, z=326.50], zg['item.tile.stonebrick'/171, l='MpServer', x=393.22, y=92.00, z=222.13], abg['Spider'/238, l='MpServer', x=452.53, y=71.00, z=320.16], abg['Spider'/237, l='MpServer', x=452.81, y=71.00, z=324.42], abg['Spider'/236, l='MpServer', x=448.66, y=70.00, z=322.28], xy['Bat'/235, l='MpServer', x=443.92, y=30.96, z=206.20], zy['Creeper'/233, l='MpServer', x=435.31, y=68.00, z=328.03], zg['item.tile.stonebrick'/172, l='MpServer', x=393.88, y=92.00, z=225.38], yj['Pig'/232, l='MpServer', x=440.81, y=67.00, z=245.06], yk['Sheep'/231, l='MpServer', x=440.19, y=67.00, z=250.63], yk['Sheep'/163, l='MpServer', x=356.63, y=71.00, z=321.99], zg['item.item.egg'/162, l='MpServer', x=355.09, y=65.00, z=259.47], yk['Sheep'/230, l='MpServer', x=442.00, y=68.00, z=228.19], yk['Sheep'/229, l='MpServer', x=445.06, y=72.00, z=196.13], ya['Chicken'/161, l='MpServer', x=353.75, y=67.00, z=260.50], abl['Zombie'/317, l='MpServer', x=365.50, y=20.00, z=343.50], yb['Cow'/165, l='MpServer', x=366.03, y=68.00, z=343.09], yk['Sheep'/225, l='MpServer', x=418.44, y=66.00, z=326.55], yk['Sheep'/224, l='MpServer', x=418.44, y=66.00, z=326.31], zq['entity.MinecartRideable.name'/248, l='MpServer', x=415.50, y=69.06, z=263.19], bxb['tictacdie5'/228, l='MpServer', x=415.50, y=68.86, z=263.19], uh['entity.ItemFrame.name'/246, l='MpServer', x=491.50, y=80.50, z=321.03], uh['entity.ItemFrame.name'/247, l='MpServer', x=491.50, y=80.50, z=324.97], up['Painting'/244, l='MpServer', x=491.00, y=72.00, z=318.03], uh['entity.ItemFrame.name'/245, l='MpServer', x=488.03, y=71.50, z=320.50], abl['Zombie'/242, l='MpServer', x=466.50, y=70.00, z=330.50], yk['Sheep'/243, l='MpServer', x=485.19, y=64.00, z=284.81], abg['Spider'/240, l='MpServer', x=450.50, y=70.00, z=328.50], abl['Zombie'/241, l='MpServer', x=468.50, y=70.00, z=330.50]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at buw.a(SourceFile:308)
	at bjf.b(SourceFile:2069)
	at bjf.f(SourceFile:764)
	at net.minecraft.client.main.Main.main(SourceFile:121)

-- System Details --
Details:
	Minecraft Version: 14w18a
	Operating System: Windows Vista (x86) version 6.0
	Java Version: 1.7.0_07, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 53385000 bytes (50 MB) / 265895936 bytes (253 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 14w18a
	LWJGL: 2.9.1
	OpenGL: Quadro NVS 290/PCI/SSE2 GL version 3.0.0, NVIDIA Corporation
	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.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

	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)
	Anisotropic Filtering: Off (1)