sir compiz not working in my system having ubuntu 9.04

[sunny vashistha]

compiz not working in my system first it showed error message no
whitelisted driver found
and when i installed some nvidia driver then it showed that versions of
nvidia are different in my systrm .actually i have windows also
installed in my systemowed error message regarding and have nvidia ge
goforce 7400 in my system ..

problems with working of compiz in my system in ubuntu 9.04

[sunny vashistha]

this is the message displayed on
(terminal)..


su...@sunny-laptop:~$ compiz
Checking for Xgl: not present.
xset q doesn't reveal the location of the log file. Using fallback
/var/log/Xorg.0.log
Detected PCI ID for VGA:
Checking for texture_from_pixmap: present.
Checking for non power of two support: present.
Checking for Composite extension: present.
Checking screen 1Comparing resolution (1280x800) to maximum 3D texture size
(4096): Passed.
Checking for Software Rasterizer: Not present.
Checking for nVidia: present.
Checking for FBConfig: present.
running under gnome seesion, checking for gnomecompat
Checking for Xgl: not present.
/usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling
YV12 image format


please help me out in solving my problem.