运行clutter程序发生错误

[tzhongh724]

我在moblin下安装了clutter，当我运行一个clutter程序时发生如下错误（ubuntu 8.04 )：
(T: example)root@tzh08100162-desktop:/clutter/clutter/tests# ./test-rotate
(/clutter/clutter/tests/.libs/lt-test-rotate:8656): Clutter-WARNING **: Locale not supported by C library.
Using the fallback 'C' locale.
Xlib: extension "GLX" missing on display ":0.0".
Xlib: extension "GLX" missing on display ":0.0".

(/clutter/clutter/tests/.libs/lt-test-rotate:8656): ClutterGLX-CRITICAL **: Unable to find suitable GL visual.

(/clutter/clutter/tests/.libs/lt-test-rotate:8656): GLib-WARNING **: GError set over the top of a previous GError or uninitialized memory.
This indicates a bug in someone's code. You must ensure an error is NULL before it's set.
The overwriting error message was: Unable to realize the default stage

** ERROR **: pixbuf load failed
aborting...
Aborted

[xpx10764]

显卡驱动没装吧，找不到3D的extension