Problème de lancement

Bonjour lorsque je lance minecraft (gratuit) j'ai la page de lancement avec (force update, identifiant est bakup manager et entrer game) je lance le jeu apret avoir fait ou non mise a jour minecraft ce coupe et me met ce message d'éreure sous forme de raccourci de bloc note ce message :
#
# A fatal error has been detected by the Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x693affc3, pid=2924, tid=2940
#
# JRE version: 6.0_26-b03
# Java VM: Java HotSpot(TM) Client VM (20.1-b02 mixed mode windows-x86 )
# Problematic frame:
#
[error occurred during error reporting (printing problematic frame), id 0xc0000005]

# If you would like to submit a bug report, please visit:
# java.sun.com...
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#

--------------- T H R E A D ---------------

Current thread (0x491ef400): JavaThread "Minecraft main thread" daemon [_thread_in_native, id=2940, stack(0x49cc0000,0x49d10000)]

siginfo: ExceptionCode=0xc0000005, writing address 0x000dd000

Registers:
EAX=0x00000d58, EBX=0x52785060, ECX=0x000001eb, EDX=0x00000000
ESP=0x49d0f7b8, EBP=0x000dca54, ESI=0x5278560c, EDI=0x000dd000
EIP=0x693affc3, EFLAGS=0x00010206

Top of Stack: (sp=0x49d0f7b
0x49d0f7b8: 525f6888 49694040 49694098 49695b50
0x49d0f7c8: 0000f8a0 525f69c0 49694ac8 49694098
0x49d0f7d8: 00000000 00000001 525f69c0 00000010
0x49d0f7e8: 00000006 000001e0 00000030 00000001
0x49d0f7f8: 00000000 00000000 00000000 00000000
0x49d0f808: 00000000 00000000 00000000 00000000
0x49d0f818: 00000000 00000000 00001200 00000d58
0x49d0f828: 00000d60 00000000 bda85986 00700000

Instructions: (pc=0x693affc3)
0x693affa3: bf 1c 04 00 00 8b 74 24 14 33 d2 f3 a6 0f 85 1c
0x693affb3: 01 00 00 8b 4c 24 6c 8b c1 c1 e9 02 8b f3 8b fd
0x693affc3: f3 a5 8b c8 8b 44 24 30 83 e1 03 f3 a4 8b 7c 24
0x693affd3: 68 8b 74 24 70 8b 4c 24 34 03 ef 03 de 40 3b c1


Register to memory mapping:

EAX=0x00000d58 is an unknown value
EBX=0x52785060 is an unknown value
ECX=0x000001eb is an unknown value
EDX=0x00000000 is an unknown value
ESP=0x49d0f7b8 is pointing into the stack for thread: 0x491ef400
EBP=0x000dca54 is an unknown value
ESI=0x5278560c is an unknown value
EDI=0x000dd000 is an unknown value


Stack: [0x49cc0000,0x49d10000], sp=0x49d0f7b8, free space=317k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)

[error occurred during error reporting (printing native stack), id 0xc0000005]

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j org.lwjgl.opengl.WindowsContextImplementation.nSwapBuffers(Ljava/nio/ByteBufferV+0
j org.lwjgl.opengl.WindowsContextImplementation.swapBuffers()V+35
j org.lwjgl.opengl.Context.swapBuffers()V+3
j org.lwjgl.opengl.Display.swapBuffers()V+31
j org.lwjgl.opengl.Display.update(Z)V+44
j org.lwjgl.opengl.Display.update()V+1
j org.lwjgl.opengl.Display.initContext()V+19
j org.lwjgl.opengl.Display.create(Lorg/lwjgl/opengl/PixelFormat;Lorg/lwjgl/opengl/Drawable;Lorg/lwjgl/opengl/ContextAttribsV+97
j org.lwjgl.opengl.Display.create(Lorg/lwjgl/opengl/PixelFormatV+9
j org.lwjgl.opengl.Display.create()V+13
j net.minecraft.client.Minecraft.a()V+135
j net.minecraft.client.Minecraft.run()V+6
j java.lang.Thread.run()V+11
v ~StubRoutines::call_stub

--------------- P R O C E S S ---------------

Java Threads: ( => current thread )
=>0x491ef400 JavaThread "Minecraft main thread" daemon [_thread_in_native, id=2940, stack(0x49cc0000,0x49d10000)]
0x491eb000 JavaThread "Timer hack thread" daemon [_thread_blocked, id=3144, stack(0x496d0000,0x49720000)]
0x00866800 JavaThread "DestroyJavaVM" [_thread_blocked, id=400, stack(0x00900000,0x00950000)]
0x4917c400 JavaThread "AWT-EventQueue-0" [_thread_blocked, id=3132, stack(0x49360000,0x493b0000)]
0x490d0400 JavaThread "AWT-Windows" daemon [_thread_in_native, id=2344, stack(0x492d0000,0x49320000)]
0x48cbd000 JavaThread "AWT-Shutdown" [_thread_blocked, id=2952, stack(0x49080000,0x490d0000)]
0x48cbf400 JavaThread "Java2D Disposer" daemon [_thread_blocked, id=2336, stack(0x49030000,0x49080000)]
0x48c57c00 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=3008, stack(0x48ea0000,0x48ef0000)]
0x48c49400 JavaThread "C1 CompilerThread0" daemon [_thread_blocked, id=1148, stack(0x48e50000,0x48ea0000)]
0x48c47800 JavaThread "Attach Listener" daemon [_thread_blocked, id=1156, stack(0x48e00000,0x48e50000)]
0x48c46400 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=1152, stack(0x48db0000,0x48e00000)]
0x48c39800 JavaThread "Finalizer" daemon [_thread_blocked, id=1224, stack(0x48d60000,0x48db0000)]
0x48c34c00 JavaThread "Reference Handler" daemon [_thread_blocked, id=1236, stack(0x48d10000,0x48d60000)]

Other Threads:
0x48c31000 VMThread [stack: 0x48cc0000,0x48d10000] [id=2756]
0x48c59c00 WatcherThread [stack: 0x48ef0000,0x48f40000] [id=1864]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
def new generation total 157248K, used 43800K [0x02a00000, 0x0d4a0000, 0x17f50000)
eden space 139776K, 31% used [0x02a00000, 0x054c6238, 0x0b280000)
from space 17472K, 0% used [0x0b280000, 0x0b280000, 0x0c390000)
to space 17472K, 0% used [0x0c390000, 0x0c390000, 0x0d4a0000)
tenured generation total 349568K, used 0K [0x17f50000, 0x2d4b0000, 0x42a00000)
the space 349568K, 0% used [0x17f50000, 0x17f50000, 0x17f50200, 0x2d4b0000)
compacting perm gen total 12288K, used 9440K [0x42a00000, 0x43600000, 0x46a00000)
the space 12288K, 76% used [0x42a00000, 0x43338110, 0x43338200, 0x43600000)
No shared spaces configured.

Code Cache [0x00980000, 0x00a88000, 0x02980000)
total_blobs=589 nmethods=330 adapters=195 free_code_cache=32491200 largest_free_block=0

Dynamic libraries:

[error occurred during error reporting (printing dynamic libraries), id 0xc0000005]

VM Arguments:
jvm_args: -Xms512m -Xmx1024m -Dsun.java2d.noddraw=true -Dsun.java2d.d3d=false -Dsun.java2d.opengl=false -Dsun.java2d.pmoffscreen=false
java_command: net.minecraft.LauncherFrame
Launcher Type: SUN_STANDARD

Environment Variables:

[error occurred during error reporting (printing environment variables), id 0xc0000005]



--------------- S Y S T E M ---------------

OS: Windows XP Build 2600 Service Pack 3

CPU:total 1 (1 cores per cpu, 1 threads per core) family 15 model 2 stepping 7, cmov, cx8, fxsr, mmx, sse, sse2

Memory: 4k page, physical 523760k(97288k free), swap 1278680k(389832k free)

vm_info: Java HotSpot(TM) Client VM (20.1-b02) for windows-x86 JRE (1.6.0_26-b03), built on May 4 2011 00:50:59 by "java_re" with MS VC++ 7.1 (VS2003)

time: Sun Jul 03 12:38:48 2011
elapsed time: 14 seconds
PS: j'ai réinstaller java 4 fois sur le site officiel et si j’achète minecraft officiel si je pourrais le lancé merci de votre réponse .