Crashing all the flipping time...

Put the summary of the bug you're having here

What I expected to happen was...:
Minecraft shouldn't crash literally every day

What actually happened was...:
Minecraft crashes literally every day

It happens usually when the kids have finished playing and quit to title.and every time I have to update for them again.

Report is below:

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

Time: 01/10/13 08:42
Description: Unexpected error

java.lang.IllegalStateException: Keyboard must be created before you can query key state
	at org.lwjgl.input.Keyboard.isKeyDown(Keyboard.java:406)
	at atv.S(SourceFile:715)
	at atv.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:101)


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; [bdi['moshua11'/83, l='MpServer', x=-485.78, y=5.62, z=185.11]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-499,4,206), Chunk: (at 13,0,14 in -32,12; contains blocks -512,0,192 to -497,255,207), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 168963 game time, 192764 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: 74 total; [rz['Sheep'/1, l='MpServer', x=-551.91, y=4.00, z=216.09], rz['Sheep'/2, l='MpServer', x=-550.81, y=4.00, z=225.38], rz['Sheep'/3, l='MpServer', x=-545.34, y=4.00, z=218.66], rz['Sheep'/4, l='MpServer', x=-544.16, y=4.00, z=219.75], rz['Sheep'/5, l='MpServer', x=-551.91, y=4.00, z=225.50], rz['Sheep'/6, l='MpServer', x=-545.53, y=4.00, z=220.84], rz['Sheep'/7, l='MpServer', x=-551.38, y=4.00, z=223.75], rz['Sheep'/8, l='MpServer', x=-542.19, y=4.00, z=141.09], oe['entity.LeashKnot.name'/318760, l='MpServer', x=-487.50, y=5.50, z=184.50], rs['Horse'/9, l='MpServer', x=-527.16, y=4.00, z=196.00], rs['Horse'/10, l='MpServer', x=-531.47, y=4.00, z=207.22], bdi['moshua11'/83, l='MpServer', x=-485.78, y=5.62, z=185.11], rz['Sheep'/11, l='MpServer', x=-524.47, y=5.50, z=182.81], rs['Horse'/12, l='MpServer', x=-531.19, y=4.00, z=213.66], rs['Horse'/14, l='MpServer', x=-534.78, y=4.00, z=228.63], rs['Horse'/17, l='MpServer', x=-512.03, y=4.00, z=198.25], rs['Horse'/16, l='MpServer', x=-517.50, y=4.00, z=205.75], rs['Horse'/19, l='MpServer', x=-521.53, y=4.00, z=208.75], rs['Horse'/18, l='MpServer', x=-517.63, y=4.00, z=195.75], ub['Villager'/21, l='MpServer', x=-511.84, y=5.00, z=249.50], ub['Villager'/23, l='MpServer', x=-516.66, y=5.00, z=232.38], ub['Villager'/22, l='MpServer', x=-509.56, y=4.00, z=238.66], ub['Villager'/25, l='MpServer', x=-516.69, y=5.00, z=224.78], ub['Villager'/24, l='MpServer', x=-516.50, y=5.00, z=233.31], ub['Villager'/27, l='MpServer', x=-523.31, y=5.00, z=251.31], ub['Villager'/26, l='MpServer', x=-515.84, y=5.00, z=225.69], ub['Villager'/29, l='MpServer', x=-529.25, y=5.00, z=244.69], ub['Villager'/28, l='MpServer', x=-524.41, y=5.00, z=251.75], ub['Villager'/31, l='MpServer', x=-526.22, y=4.00, z=249.50], ub['Villager'/30, l='MpServer', x=-520.72, y=4.00, z=253.31], ub['Villager'/34, l='MpServer', x=-517.59, y=4.00, z=246.56], ub['Villager'/35, l='MpServer', x=-504.69, y=4.00, z=224.31], ub['Villager'/32, l='MpServer', x=-518.41, y=4.00, z=232.25], ub['Villager'/38, l='MpServer', x=-516.09, y=5.00, z=238.41], ub['Villager'/39, l='MpServer', x=-514.88, y=5.00, z=225.75], ub['Villager'/36, l='MpServer', x=-503.88, y=5.00, z=225.59], ub['Villager'/37, l='MpServer', x=-504.69, y=5.00, z=225.69], rq['Chicken'/42, l='MpServer', x=-481.53, y=4.00, z=117.53], ub['Villager'/40, l='MpServer', x=-516.69, y=5.00, z=225.69], rq['Chicken'/41, l='MpServer', x=-485.53, y=4.00, z=116.56], od['entity.ItemFrame.name'/46, l='MpServer', x=-485.50, y=6.50, z=195.06], ub['Villager'/47, l='MpServer', x=-492.41, y=6.00, z=228.84], rq['Chicken'/45, l='MpServer', x=-480.50, y=4.00, z=137.50], rq['Chicken'/51, l='MpServer', x=-467.59, y=4.00, z=135.56], ub['Villager'/50, l='MpServer', x=-504.38, y=4.00, z=252.63], ub['Villager'/49, l='MpServer', x=-490.41, y=4.00, z=244.25], ub['Villager'/48, l='MpServer', x=-497.28, y=4.00, z=227.69], rs['Horse'/55, l='MpServer', x=-457.47, y=4.00, z=203.91], ss['item.item.seeds'/282037, l='MpServer', x=-502.53, y=5.13, z=235.56], rs['Donkey'/54, l='MpServer', x=-470.25, y=5.00, z=215.84], rs['Horse'/53, l='MpServer', x=-475.19, y=4.00, z=185.59], rq['Chicken'/58, l='MpServer', x=-435.44, y=4.00, z=116.44], rq['Chicken'/57, l='MpServer', x=-443.56, y=4.00, z=118.44], rq['Chicken'/63, l='MpServer', x=-427.44, y=4.00, z=116.44], rq['Chicken'/61, l='MpServer', x=-438.44, y=4.00, z=266.44], ss['item.tile.grass'/290366, l='MpServer', x=-492.66, y=4.13, z=185.31], ry['Pig'/65, l='MpServer', x=-421.72, y=4.00, z=267.91], ry['Pig'/67, l='MpServer', x=-408.94, y=4.00, z=261.06], oe['entity.LeashKnot.name'/76, l='MpServer', x=-518.50, y=5.50, z=205.50], ss['item.tile.wood.oak'/290356, l='MpServer', x=-493.00, y=4.13, z=185.41], oe['entity.LeashKnot.name'/77, l='MpServer', x=-513.50, y=5.50, z=197.50], ro['Bat'/133247, l='MpServer', x=-509.84, y=7.10, z=233.75], oe['entity.LeashKnot.name'/78, l='MpServer', x=-518.50, y=5.50, z=193.50], oe['entity.LeashKnot.name'/79, l='MpServer', x=-521.50, y=5.50, z=211.50], oe['entity.LeashKnot.name'/72, l='MpServer', x=-527.50, y=5.50, z=197.50], oe['entity.LeashKnot.name'/73, l='MpServer', x=-530.50, y=5.50, z=205.50], rs['Horse'/289219, l='MpServer', x=-486.88, y=4.00, z=186.75], oe['entity.LeashKnot.name'/74, l='MpServer', x=-532.50, y=5.50, z=212.50], oe['entity.LeashKnot.name'/75, l='MpServer', x=-533.50, y=5.50, z=229.50], rs['Horse'/84, l='MpServer', x=-496.28, y=4.00, z=237.38], oe['entity.LeashKnot.name'/81, l='MpServer', x=-470.50, y=6.50, z=213.50], oe['entity.LeashKnot.name'/80, l='MpServer', x=-475.50, y=5.50, z=182.50], oe['entity.LeashKnot.name'/82, l='MpServer', x=-460.50, y=5.50, z=202.50], oe['entity.LeashKnot.name'/172161, l='MpServer', x=-493.50, y=5.50, z=236.50]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bdd.a(SourceFile:284)
	at atv.b(SourceFile:1761)
	at atv.d(SourceFile:633)
	at net.minecraft.client.main.Main.main(SourceFile:101)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_20, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 79070272 bytes (75 MB) / 368836608 bytes (351 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 8607 (481992 bytes; 0 MB) allocated, 1939 (108584 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 1.6.4
	LWJGL: 2.9.0
	OpenGL: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Pack: Default
	Current Language: English (UK)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1352 (75712 bytes; 0 MB) allocated, 337 (18872 bytes; 0 MB) used