When entering a world I get an immediate crash before any of the land or entities even load in.

Error report:
---- Minecraft Crash Report ----
// My bad.

Time: 5/2/14 3:23 AM
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: 94485
Entity Name: entity.ItemFrame.name
Entity's Exact location: -678.50, 88.50, 52.03
Entity's Block location: -679.00,88.00,52.00 - World: (-679,88,52), Chunk: (at 9,5,4 in -43,3; contains blocks -688,0,48 to -673,255,63), Region: (-2,0; contains chunks -64,0 to -33,31, blocks -1024,0,0 to -513,255,511)
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@1cd5644
Location: 1.01,-3.62,-36.45 - World: (1,-4,-37), Chunk: (at 1,-1,11 in 0,-3; contains blocks 0,0,-48 to 15,255,-33), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Rotation: 0.0
Delta: 0.25696707
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['Chickenscratch93'/94388, l='MpServer', x=-679.51, y=92.12, z=88.48]]
Chunk stats: MultiplayerChunkCache: 40, 40
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: -254.00,69.00,255.00 - World: (-254,69,255), Chunk: (at 2,4,15 in -16,15; contains blocks -256,0,240 to -241,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 6023531 game time, 92584 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: 52 total; [zy['Creeper'/94448, l='MpServer', x=-706.50, y=94.00, z=81.50], xy['Bat'/94449, l='MpServer', x=-711.76, y=30.46, z=100.25], yn['Squid'/94450, l='MpServer', x=-716.69, y=60.06, z=122.53], zy['Creeper'/94573, l='MpServer', x=-646.50, y=33.00, z=48.50], zy['Creeper'/94443, l='MpServer', x=-714.50, y=89.00, z=55.50], zy['Creeper'/94442, l='MpServer', x=-713.50, y=91.00, z=55.50], xy['Bat'/94445, l='MpServer', x=-709.94, y=29.00, z=90.71], abl['Zombie'/94444, l='MpServer', x=-717.50, y=28.00, z=82.50], zy['Creeper'/94447, l='MpServer', x=-714.56, y=91.00, z=80.94], xy['Bat'/94446, l='MpServer', x=-708.11, y=29.81, z=94.79], yr['Gizwhiz'/94587, l='MpServer', x=-633.44, y=79.00, z=52.41], yr['Darius'/94586, l='MpServer', x=-636.28, y=79.00, z=51.97], zy['Creeper'/94590, l='MpServer', x=-636.50, y=79.00, z=117.50], yr['Jupiter'/94589, l='MpServer', x=-636.53, y=79.00, z=54.16], yr['Orchid'/94588, l='MpServer', x=-633.44, y=79.00, z=50.56], up['Painting'/94492, l='MpServer', x=-676.03, y=87.50, z=54.00], up['Painting'/94493, l='MpServer', x=-676.03, y=87.50, z=52.50], up['Painting'/94489, l='MpServer', x=-685.97, y=87.50, z=54.00], up['Painting'/94494, l='MpServer', x=-676.03, y=87.50, z=55.50], up['Painting'/94491, l='MpServer', x=-685.97, y=87.50, z=52.50], up['Painting'/94488, l='MpServer', x=-681.00, y=86.00, z=59.03], up['Painting'/94490, l='MpServer', x=-685.97, y=87.50, z=55.50], bxb['Chickenscratch93'/94388, l='MpServer', x=-679.51, y=92.12, z=88.48], aay['Skeleton'/94555, l='MpServer', x=-665.50, y=99.00, z=53.50], xy['Bat'/94557, l='MpServer', x=-660.63, y=31.00, z=104.78], xy['Bat'/94556, l='MpServer', x=-667.25, y=13.82, z=68.25], xy['Bat'/94558, l='MpServer', x=-664.45, y=33.00, z=100.44], up['Painting'/94495, l='MpServer', x=-681.00, y=86.00, z=68.97], up['Painting'/94496, l='MpServer', x=-681.00, y=86.00, z=70.03], up['Painting'/94496, l='MpServer', x=-681.00, y=86.00, z=70.03], xy['Bat'/94497, l='MpServer', x=-675.22, y=37.10, z=99.38], up['Painting'/94487, l='MpServer', x=-681.00, y=86.00, z=57.97], up['Painting'/94479, l='MpServer', x=-677.03, y=66.00, z=53.00], aay['Skeleton'/94468, l='MpServer', x=-690.50, y=37.00, z=116.50], aay['Skeleton'/94467, l='MpServer', x=-702.63, y=92.00, z=77.74], up['Painting'/94479, l='MpServer', x=-677.03, y=66.00, z=53.00], uh['entity.ItemFrame.name'/94485, l='MpServer', x=-678.50, y=88.50, z=52.03], uh['entity.ItemFrame.name'/94484, l='MpServer', x=-679.03, y=88.50, z=56.50], up['Painting'/94487, l='MpServer', x=-681.00, y=86.00, z=57.97], uh['entity.ItemFrame.name'/94486, l='MpServer', x=-683.50, y=88.50, z=52.03], uh['entity.ItemFrame.name'/94481, l='MpServer', x=-682.97, y=88.50, z=56.50], yh['Cat'/94480, l='MpServer', x=-683.22, y=84.00, z=53.34], uh['entity.ItemFrame.name'/94483, l='MpServer', x=-678.50, y=88.50, z=55.97], uh['entity.ItemFrame.name'/94482, l='MpServer', x=-683.50, y=88.50, z=55.97], up['Painting'/94493, l='MpServer', x=-676.03, y=87.50, z=52.50], up['Painting'/94492, l='MpServer', x=-676.03, y=87.50, z=54.00], up['Painting'/94495, l='MpServer', x=-681.00, y=86.00, z=68.97], up['Painting'/94494, l='MpServer', x=-676.03, y=87.50, z=55.50], up['Painting'/94489, l='MpServer', x=-685.97, y=87.50, z=54.00], up['Painting'/94488, l='MpServer', x=-681.00, y=86.00, z=59.03], up['Painting'/94491, l='MpServer', x=-685.97, y=87.50, z=52.50], up['Painting'/94490, l='MpServer', x=-685.97, y=87.50, z=55.50]]
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 7 (x86) version 6.1
Java Version: 1.7.0_55, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
Memory: 140240296 bytes (133 MB) / 380776448 bytes (363 MB) up to 518979584 bytes (494 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
IntCache: cache: 1, tcache: 1, allocated: 12, tallocated: 94
Launched Version: 14w18a
LWJGL: 2.9.1
OpenGL: AMD Radeon HD 7640G GL version 4.2.11476 Compatibility Profile Context, ATI Technologies Inc.
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: [Skyrim soundpack_3.8.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)
Anisotropic Filtering: Off (1)