[Duplicate MC-54008] Minecraft client crashes when loading item frames

Put the summary of the bug you're having here

What I expected to happen was...:
Opening my world in new snapshot

What actually happened was...:
Game crashed upon entering

Steps to Reproduce:
1. opening my world that worked in previous snapshhot

2. Crash report:

--- Minecraft Crash Report ----
// Why is it breaking :(

Time: 30-4-14 13:34
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: 231
	Entity Name: entity.ItemFrame.name
	Entity's Exact location: -483,03, 75,50, 821,50
	Entity's Block location: -484,00,75,00,821,00 - World: (-484,75,821), Chunk: (at 12,4,5 in -31,51; contains blocks -496,0,816 to -481,255,831), Region: (-1,1; contains chunks -32,32 to -1,63, blocks -512,0,512 to -1,255,1023)
	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@1d22fa2
	Location: 46,86,-40,25,55,81 - World: (46,-41,55), Chunk: (at 14,-3,7 in 2,3; contains blocks 32,0,48 to 47,255,63), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Rotation: 90.0
	Delta: 0.52092457
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['Stevig11'/339, l='MpServer', x=-529,89, y=115,75, z=765,69]]
	Chunk stats: MultiplayerChunkCache: 60, 60
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: -562,00,78,00,973,00 - World: (-562,78,973), Chunk: (at 14,4,13 in -36,60; contains blocks -576,0,960 to -561,255,975), Region: (-2,1; contains chunks -64,32 to -33,63, blocks -1024,0,512 to -513,255,1023)
	Level time: 4398864 game time, 15000 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: 24 total; [yb['Cow'/375, l='MpServer', x=-518,25, y=65,00, z=706,50], yn['Squid'/207, l='MpServer', x=-537,97, y=61,56, z=768,16], xy['Bat'/374, l='MpServer', x=-525,58, y=51,00, z=718,59], ya['Chicken'/206, l='MpServer', x=-541,31, y=62,45, z=771,25], yj['Pig'/369, l='MpServer', x=-529,84, y=65,50, z=705,66], uh['entity.ItemFrame.name'/231, l='MpServer', x=-483,03, y=75,50, z=821,50], ya['Chicken'/381, l='MpServer', x=-510,53, y=66,00, z=752,94], uh['entity.ItemFrame.name'/230, l='MpServer', x=-483,03, y=76,50, z=821,50], xy['Bat'/380, l='MpServer', x=-505,68, y=51,36, z=725,30], uh['entity.ItemFrame.name'/229, l='MpServer', x=-483,03, y=77,50, z=821,50], yb['Cow'/382, l='MpServer', x=-490,59, y=65,50, z=765,22], bxb['Stevig11'/339, l='MpServer', x=-529,89, y=115,75, z=765,69], yj['Pig'/357, l='MpServer', x=-579,88, y=65,50, z=704,44], zg['item.item.dyePowder.black'/358, l='MpServer', x=-578,13, y=61,00, z=742,50], yj['Pig'/223, l='MpServer', x=-498,47, y=72,00, z=827,31], zg['item.item.dyePowder.black'/359, l='MpServer', x=-579,56, y=61,00, z=742,03], yj['Pig'/127, l='MpServer', x=-581,94, y=63,00, z=807,97], ya['Chicken'/247, l='MpServer', x=-468,38, y=68,51, z=799,81], xy['Bat'/366, l='MpServer', x=-544,83, y=51,89, z=705,47], xy['Bat'/367, l='MpServer', x=-547,10, y=50,89, z=705,66], yn['Squid'/360, l='MpServer', x=-581,38, y=62,19, z=751,81], yn['Squid'/361, l='MpServer', x=-577,66, y=62,13, z=747,88], yn['Squid'/362, l='MpServer', x=-579,97, y=61,09, z=744,13], yn['Squid'/363, l='MpServer', x=-581,25, y=59,69, z=757,41]]
	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_55, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 23176032 bytes (22 MB) / 208695296 bytes (199 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: 13, tallocated: 95
	Launched Version: 14w18a
	LWJGL: 2.9.1
	OpenGL: GeForce 9800 GT/PCIe/SSE2 GL version 3.3.0, 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: On (2)