Minecraft: Mám problém..

Chci si zahrát hru začnu ji instalovat a najednou se mi napíše : 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 26.6.11 20:18

Minecraft: Minecraft Beta 1.6.6
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_23, Sun Microsystems Inc.
VM: Java HotSpot™ Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
[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:287)
at net.minecraft­.client.Minecraf­t.run(SourceFi­le:683)
at java.lang.Thre­ad.run(Unknown Source)
--- END ERROR REPORT 3270be85 ----------

Nevíte čím to může být ?
Doplňuji:
A jak to mám udělat ? :D :D