removed

no but i accidently loaded the world on 1.4 so all blocks of 1.5 were gone

http://www.mediafire.com/?kwr8txqb85tn0x9

---- Minecraft Crash Report ----
// Surprise! Haha. Well, this is awkward.

Time: 14.03.13 19:47
Description: Manually triggered debug crash

java.lang.Throwable
	at net.minecraft.client.Minecraft.l(SourceFile:1162)
	at net.minecraft.client.Minecraft.K(SourceFile:572)
	at net.minecraft.client.Minecraft.run(SourceFile:524)
	at java.lang.Thread.run(Unknown Source)


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

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bdp['ChuckNorris2404'/22, l='MpServer', x=-907,87, y=12,62, z=805,44]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-832,4,780), Chunk: (at 0,0,12 in -52,48; contains blocks -832,0,768 to -817,255,783), Region: (-2,1; contains chunks -64,32 to -33,63, blocks -1024,0,512 to -513,255,1023)
	Level time: 179544 game time, 178624 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: 14 total; [sg['Dorfbewohner'/17, l='MpServer', x=-903,72, y=11,00, z=845,41], sg['Dorfbewohner'/16, l='MpServer', x=-912,72, y=11,00, z=735,66], sg['Dorfbewohner'/2, l='MpServer', x=-987,69, y=11,00, z=792,38], sg['Dorfbewohner'/3, l='MpServer', x=-978,56, y=11,00, z=820,72], sg['Dorfbewohner'/21, l='MpServer', x=-845,56, y=11,00, z=751,72], sg['Dorfbewohner'/4, l='MpServer', x=-971,44, y=11,00, z=865,34], sg['Dorfbewohner'/5, l='MpServer', x=-968,44, y=11,00, z=866,69], sg['Dorfbewohner'/6, l='MpServer', x=-970,56, y=11,00, z=874,22], bdp['ChuckNorris2404'/22, l='MpServer', x=-907,87, y=12,62, z=805,44], sg['Dorfbewohner'/11, l='MpServer', x=-959,34, y=11,00, z=790,38], sg['Dorfbewohner'/12, l='MpServer', x=-959,59, y=11,00, z=791,16], sg['Dorfbewohner'/13, l='MpServer', x=-943,47, y=9,00, z=790,88], sg['Dorfbewohner'/14, l='MpServer', x=-940,47, y=11,00, z=822,28], sg['Dorfbewohner'/15, l='MpServer', x=-937,53, y=11,00, z=809,88]]
	Retry entities: 0 total; []
Stacktrace:
	at bdm.a(SourceFile:282)
	at net.minecraft.client.Minecraft.b(SourceFile:1879)
	at net.minecraft.client.Minecraft.run(SourceFile:533)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.5
	Operating System: Windows 8 (amd64) version 6.2
	Java Version: 1.7.0_13, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1802425112 bytes (1718 MB) / 2112618496 bytes (2014 MB) up to 2112618496 bytes (2014 MB)
	JVM Flags: 5 total; -Xmx2048M -Xms2048M -Xincgc -Xms2048m -Xmx2048m
	AABB Pool Size: 17726 (992656 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	LWJGL: 2.4.2
	OpenGL: ATI Radeon HD 5570 GL version 4.2.11931 Compatibility Profile Context, ATI Technologies Inc.
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Texture Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 952 (53312 bytes; 0 MB) allocated, 19 (1064 bytes; 0 MB) used

it haappens when you light the block above the tnt

no
i only disabled mobGriefing

right bottom the furnace has no face

this happens also without any mods