Can't place ladder on sprouce wood - Game crashes

Confirmed with placing a ladder on spruce wood or planks. Other wood types seem to be affected, too, but I didn't test them all.

Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 09.07.14 23:54
Description: Unexpected error

java.lang.IllegalArgumentException: Cannot get property bck{name=facing, clazz=class ei, values=[north, south, west, east]} as it does not exist!
at bbw.b(SourceFile:91)
at avi.a(SourceFile:47)
at avi.a(SourceFile:35)
at apm.a(SourceFile:2320)
at ait.a(SourceFile:106)
at cdt.a(SourceFile:295)
at bqi.ar(SourceFile:1325)
at bqi.q(SourceFile:1682)
at bqi.ap(SourceFile:863)
at bqi.a(SourceFile:303)
at net.minecraft.client.main.Main.main(SourceFile:120)

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

– Head –
Stacktrace:
at bbw.b(SourceFile:91)
at avi.a(SourceFile:47)
at avi.a(SourceFile:35)
at apm.a(SourceFile:2320)
at ait.a(SourceFile:106)
at cdt.a(SourceFile:295)
at bqi.ar(SourceFile:1325)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [chv['JonHa97'/390, l='MpServer', x=59,54, y=64,00, z=2254,25]]
Chunk stats: MultiplayerChunkCache: 623, 623
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: 59,00,63,00,2251,00 - World: (59,63,2251), Chunk: (at 11,3,11 in 3,140; contains blocks 48,0,2240 to 63,255,2255), Region: (0,4; contains chunks 0,128 to 31,159, blocks 0,0,2048 to 511,255,2559)
Level time: 18827 game time, 5019 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: spectator (ID 3). Hardcore: false. Cheats: false
Forced entities: 109 total; [abb['Bat'/9772, l='MpServer', x=69,28, y=52,08, z=2307,13], abb['Bat'/9768, l='MpServer', x=68,03, y=52,00, z=2306,16], aex['Skeleton'/44178, l='MpServer', x=23,50, y=12,00, z=2278,50], aex['Skeleton'/44177, l='MpServer', x=25,50, y=15,00, z=2284,09], adr['Creeper'/37405, l='MpServer', x=120,50, y=18,00, z=2310,50], abb['Bat'/30119, l='MpServer', x=114,44, y=59,38, z=2329,41], abb['Bat'/30823, l='MpServer', x=74,56, y=24,04, z=2325,97], abb['Bat'/30123, l='MpServer', x=105,41, y=56,47, z=2330,66], abb['Bat'/30828, l='MpServer', x=56,48, y=29,28, z=2321,76], afk['Zombie'/41341, l='MpServer', x=140,50, y=26,00, z=2328,50], abb['Bat'/2951, l='MpServer', x=4,28, y=52,53, z=2314,59], aff['Spider'/40935, l='MpServer', x=97,50, y=36,00, z=2302,50], adr['Creeper'/44474, l='MpServer', x=94,50, y=36,00, z=2306,50], adr['Creeper'/42054, l='MpServer', x=113,50, y=50,00, z=2327,50], acy['item.item.porkchopRaw'/71, l='MpServer', x=14,75, y=66,00, z=2198,06], adr['Creeper'/42051, l='MpServer', x=115,50, y=50,00, z=2327,50], abb['Bat'/25801, l='MpServer', x=40,19, y=13,91, z=2215,50], acy['item.item.arrow'/72, l='MpServer', x=14,03, y=64,00, z=2243,97], afk['Zombie'/43945, l='MpServer', x=123,06, y=40,00, z=2331,50], adr['Creeper'/43139, l='MpServer', x=125,50, y=41,00, z=2299,50], afk['Zombie'/45596, l='MpServer', x=103,50, y=40,00, z=2329,50], adr['Creeper'/26051, l='MpServer', x=49,50, y=29,00, z=2184,50], afk['Zombie'/45597, l='MpServer', x=100,94, y=41,00, z=2329,47], acy['item.item.porkchopRaw'/93, l='MpServer', x=29,91, y=65,00, z=2237,59], acy['item.item.porkchopRaw'/92, l='MpServer', x=25,13, y=65,00, z=2238,22], acy['item.item.porkchopRaw'/95, l='MpServer', x=26,16, y=64,00, z=2241,06], acy['item.item.porkchopRaw'/94, l='MpServer', x=25,19, y=64,00, z=2241,91], acy['item.item.porkchopRaw'/89, l='MpServer', x=16,16, y=66,00, z=2194,13], acy['item.item.porkchopRaw'/91, l='MpServer', x=22,38, y=65,00, z=2237,25], acy['item.item.porkchopRaw'/90, l='MpServer', x=17,56, y=66,00, z=2195,97], acy['item.item.dyePowder.black'/102, l='MpServer', x=19,47, y=47,00, z=2295,38], acy['item.item.dyePowder.black'/103, l='MpServer', x=26,19, y=47,00, z=2295,25], acy['item.item.dyePowder.black'/100, l='MpServer', x=26,44, y=54,00, z=2284,63], acy['item.item.dyePowder.black'/101, l='MpServer', x=27,31, y=47,00, z=2298,94], acy['item.item.sulphur'/98, l='MpServer', x=26,88, y=13,00, z=2275,81], abb['Bat'/34579, l='MpServer', x=25,72, y=14,63, z=2271,50], acy['item.item.bone'/99, l='MpServer', x=27,91, y=13,00, z=2273,09], abb['Bat'/34578, l='MpServer', x=20,66, y=16,78, z=2278,53], acy['item.item.sulphur'/96, l='MpServer', x=24,88, y=13,00, z=2270,31], acy['item.item.sulphur'/97, l='MpServer', x=30,63, y=13,00, z=2272,91], afk['Zombie'/48887, l='MpServer', x=127,50, y=25,00, z=2299,50], acy['item.item.dyePowder.black'/104, l='MpServer', x=23,44, y=51,00, z=2307,03], acy['item.item.dyePowder.black'/119, l='MpServer', x=32,53, y=48,00, z=2301,09], acy['item.item.sulphur'/118, l='MpServer', x=38,19, y=63,00, z=2264,25], abb['Bat'/34574, l='MpServer', x=21,34, y=14,97, z=2289,19], abb['Bat'/34572, l='MpServer', x=42,84, y=12,10, z=2279,59], acy['item.item.rottenFlesh'/120, l='MpServer', x=41,13, y=14,00, z=2316,56], aex['Skeleton'/45559, l='MpServer', x=138,50, y=38,00, z=2332,50], aex['Skeleton'/48897, l='MpServer', x=119,50, y=25,00, z=2292,50], abb['Bat'/34530, l='MpServer', x=121,69, y=58,53, z=2322,38], aff['Spider'/34793, l='MpServer', x=96,50, y=18,00, z=2283,50], aff['Spider'/34792, l='MpServer', x=100,50, y=18,00, z=2284,50], acy['item.item.porkchopRaw'/159, l='MpServer', x=73,22, y=69,00, z=2257,78], acy['item.item.porkchopRaw'/171, l='MpServer', x=83,69, y=74,00, z=2252,56], acy['item.item.sulphur'/175, l='MpServer', x=80,13, y=52,00, z=2283,31], acy['item.item.porkchopRaw'/174, l='MpServer', x=88,50, y=73,00, z=2256,91], acy['item.item.sulphur'/173, l='MpServer', x=84,88, y=69,00, z=2262,84], acy['item.item.porkchopRaw'/172, l='MpServer', x=80,78, y=72,00, z=2259,25], afk['Zombie'/52107, l='MpServer', x=123,78, y=26,00, z=2329,72], acy['item.item.leather'/163, l='MpServer', x=79,13, y=71,00, z=2306,72], afk['Zombie'/52106, l='MpServer', x=126,50, y=25,00, z=2331,50], acy['item.item.beefRaw'/162, l='MpServer', x=72,16, y=74,00, z=2305,44], acy['item.item.leather'/161, l='MpServer', x=72,88, y=74,00, z=2305,59], acy['item.item.porkchopRaw'/160, l='MpServer', x=74,88, y=69,00, z=2256,78], aex['Skeleton'/49459, l='MpServer', x=31,50, y=53,00, z=2329,50], acy['item.item.beefRaw'/164, l='MpServer', x=79,13, y=71,00, z=2306,53], adr['Creeper'/42410, l='MpServer', x=123,94, y=55,00, z=2314,47], acy['item.item.bone'/184, l='MpServer', x=87,19, y=76,00, z=2309,56], afk['Zombie'/31741, l='MpServer', x=138,50, y=36,00, z=2284,50], acy['item.item.beefRaw'/185, l='MpServer', x=80,31, y=68,00, z=2305,59], acy['item.item.sulphur'/190, l='MpServer', x=110,56, y=38,00, z=2300,28], abb['Bat'/52462, l='MpServer', x=81,46, y=52,65, z=2285,43], acy['item.item.sulphur'/191, l='MpServer', x=111,31, y=38,00, z=2298,13], abb['Bat'/52461, l='MpServer', x=84,24, y=53,91, z=2282,43], acy['item.item.sulphur'/178, l='MpServer', x=82,56, y=52,00, z=2288,66], acy['item.item.beefRaw'/179, l='MpServer', x=81,25, y=64,00, z=2302,91], acy['item.item.string'/176, l='MpServer', x=81,81, y=52,00, z=2285,72], aex['Skeleton'/49682, l='MpServer', x=86,50, y=25,00, z=2211,50], acy['item.item.sulphur'/177, l='MpServer', x=85,13, y=43,00, z=2300,00], chv['JonHa97'/390, l='MpServer', x=59,54, y=64,00, z=2254,25], acy['item.item.beefRaw'/182, l='MpServer', x=83,22, y=65,00, z=2303,47], acy['item.item.sulphur'/183, l='MpServer', x=93,84, y=43,00, z=2310,88], acy['item.item.leather'/180, l='MpServer', x=81,38, y=64,00, z=2302,44], acy['item.item.leather'/181, l='MpServer', x=83,13, y=65,00, z=2302,72], abb['Bat'/7505, l='MpServer', x=90,25, y=57,47, z=2295,72], adr['Creeper'/47065, l='MpServer', x=88,50, y=58,00, z=2300,50], acy['item.item.rottenFlesh'/204, l='MpServer', x=113,38, y=37,00, z=2302,13], adr['Creeper'/47067, l='MpServer', x=91,50, y=58,00, z=2301,50], acy['item.item.porkchopRaw'/203, l='MpServer', x=118,06, y=86,00, z=2283,28], acy['item.item.porkchopRaw'/202, l='MpServer', x=118,84, y=86,00, z=2283,44], acy['item.item.bone'/197, l='MpServer', x=111,00, y=90,00, z=2305,41], acy['item.item.arrow'/196, l='MpServer', x=109,88, y=90,00, z=2305,25], adr['Creeper'/33513, l='MpServer', x=30,50, y=17,00, z=2298,50], adc['container.minecart'/198, l='MpServer', x=109,50, y=37,06, z=2320,50], acy['item.item.arrow'/193, l='MpServer', x=99,31, y=32,00, z=2312,13], acy['item.item.sulphur'/192, l='MpServer', x=103,75, y=30,00, z=2316,13], acy['item.item.bone'/195, l='MpServer', x=99,94, y=32,00, z=2312,13], acy['item.item.bone'/194, l='MpServer', x=99,56, y=32,00, z=2312,94], acy['item.item.rottenFlesh'/208, l='MpServer', x=115,88, y=37,00, z=2307,28], abz['Squid'/1677, l='MpServer', x=11,34, y=58,25, z=2289,34], abz['Squid'/1676, l='MpServer', x=24,00, y=58,63, z=2293,63], aex['Skeleton'/33278, l='MpServer', x=31,50, y=13,00, z=2273,50], abz['Squid'/1678, l='MpServer', x=24,91, y=58,56, z=2292,44], abz['Squid'/1675, l='MpServer', x=15,72, y=58,88, z=2296,09], aff['Spider'/33275, l='MpServer', x=26,50, y=13,00, z=2272,50], aff['Spider'/31135, l='MpServer', x=1,50, y=53,00, z=2314,50], adr['Creeper'/47074, l='MpServer', x=92,50, y=58,00, z=2293,50], adr['Creeper'/47075, l='MpServer', x=94,50, y=58,00, z=2293,50], adr['Creeper'/38822, l='MpServer', x=123,50, y=48,00, z=2326,50]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at cdu.a(SourceFile:308)
at bqi.b(SourceFile:2139)
at bqi.a(SourceFile:317)
at net.minecraft.client.main.Main.main(SourceFile:120)

– System Details –
Details:
Minecraft Version: 14w28a
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 248644072 bytes (237 MB) / 618659840 bytes (590 MB) up to 954466304 bytes (910 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
Launched Version: 14w28a
LWJGL: 2.9.1
OpenGL: GeForce GTX 560 Ti/PCIe/SSE2 GL version 4.4.0, 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.
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)

Fixed for a future version. MC-61053