I have a PC with a video card nvidia 7300 in which I have upgraded from Ubuntu 7.04 to Ubuntu 7.10 Gutsy. After the update of the operating system and then battling a pair of solving the problem WiFi cap with me that I do not have the effect of compiz-fusion as 3D acceleration stopped working.

Apparently Ubuntu is installed when you upgrade the service xserver-XGL, and this collapse 3D acceleration in nvidia, settled by typing;

  toshi: ~ $ sudo aptitude purge xserver-xgl 

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