möchte das programm zu laufen bringen und jetz wo ich weiß wie es geht kommt diese meldung:

doktordos@pc:~$ compiz &
[1] 7723
Checking for Xgl: doktordos@pc:~$ not present.
Detected PCI ID for VGA: 01:00.0 0300: 10de:0141 (rev a2) (prog-if 00 [VGA controller])
Checking for texture_from_pixmap: present.
Checking for non power of two support: present.
Checking for Composite extension: present.
Comparing resolution (1280x1024) to maximum 3D texture size (4096): Passed.
Checking for nVidia: present.
Checking for FBConfig: present.
Checking for Xgl: not present.
/usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling YV12 image format
GConf backend: There is an unsupported value at path /apps/compiz/plugins/scale/allscreens/options/initiate_edge. Settings from this path won't be read. Try to remove that value so that operation can continue properly.

was soll ich machen?
mfg