Bonsoir,
j'ai encore un probleme consernant minecraft, en effet quand je le lance sa me mets ceci :

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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 16/07/12 21:38

Minecraft: Minecraft 1.2.5
OS: Windows 7 (x86) version 6.1
Java: 1.7.0_05, Oracle Corporation
VM: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
LWJGL: 2.4.2
[failed to get system properties (java.lang.NullPointerException)]

org.lwjgl.LWJGLException: Pixel format not accelerated
at org.lwjgl.opengl.WindowsPeerInfo.nChoosePixelForma
t(Native
Method)
at org.lwjgl.opengl.WindowsPeerInfo.choosePixelFormat
(WindowsPeerInfo.java:52)

at org.lwjgl.opengl.WindowsDisplay.createWindow(Windo
wsDisplay.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:236)
at net.minecraft.client.Minecraft.run(SourceFile:657)

at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT bcc07cc8 ----------

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Je ne sais pas d'où sa vient, j'aurais besoin d'aide.
Merci d'avance.