Je ne peut pas jouer a minecraft car ce message s'affiche pouvez vous m'aider ???  
 
 
 
      Bad video card drivers!      
      -----------------------      
 
Minecraft was unable to start because it failed to find an accelerated OpenGL mode.
This can usually be fixed by updating the video card drivers.
 
 
 
--- BEGIN ERROR REPORT 7fe0271 --------
Generated 26/03/13 17:11
 
-- System Details --
Details:
 Minecraft Version: 1.5.1
 Operating System: Windows 8 (x86) version 6.2
 Java Version: 1.7.0_17, Oracle Corporation
 Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
 Memory: 400670784 bytes (382 MB) / 518979584 bytes (494 MB) up to 1037959168 bytes (989 MB)
 JVM Flags: 2 total; -Xms512m -Xmx1024m
 AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
 Suspicious classes: No suspicious classes found.
 IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
 LWJGL: 2.4.2
 OpenGL: ~~ERROR~~ NullPointerException: null
 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: ~~ERROR~~ NullPointerException: null[failed to get system properties (java.lang.NullPointerException)]
 
 
org.lwjgl.LWJGLException: Pixel format not accelerated
 at org.lwjgl.opengl.WindowsPeerInfo.nChoosePixelFormat(Native Method)
 at org.lwjgl.opengl.WindowsPeerInfo.choosePixelFormat(WindowsPeerInfo.java:52)
 at org.lwjgl.opengl.WindowsDisplay.createWindow(WindowsDisplay.java:185)
 at org.lwjgl.opengl.Display.createWindow(Display.java:311)
 at org.lwjgl.opengl.Display.create(Display.java:856)
 at org.lwjgl.opengl.Display.create(Display.java:784)
 at org.lwjgl.opengl.Display.create(Display.java:765)
 at net.minecraft.client.Minecraft.a(SourceFile:235)
 at avv.a(SourceFile:56)
 at net.minecraft.client.Minecraft.run(SourceFile:507)
 at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 9ca87db7 ----------
 

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