[ubuntu-it] installazione driver nvidia

[spillo]

ciao, sono su hardy e il mio problema è l'installazione del pacchetto
relativo ai driver nvidia:

sudo apt-get install nvidia-glx-legacy
[sudo] password for spillo:
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Suggested packages:
  nvidia-legacy-kernel-source nvidia-settings
The following NEW packages will be installed:
  nvidia-glx-legacy
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B/3068kB of archives.
After unpacking 9974kB of additional disk space will be used.
(Reading database ... 
dpkg: serious warning: files list file for package
`nvidia-kernel-common' missing, assuming package has no files currently
installed.
114814 files and directories currently installed.)
Unpacking nvidia-glx-legacy (from .../nvidia-glx-legacy_71.86.01
+2.6.24.2-2.8_i386.deb) ...
dpkg-divert: `diversion of /usr/lib/libGL.so.1
to /usr/lib/nvidia/libGL.so.1.xlibmesa by nvidia-glx-legacy' clashes
with `diversion of /usr/lib/libGL.so.1
to /usr/lib/nvidia/libGL.so.1.xlibmesa by nvidia-glx-new'
dpkg: error
processing /var/cache/apt/archives/nvidia-glx-legacy_71.86.01
+2.6.24.2-2.8_i386.deb (--unpack):
 subprocess pre-installation script returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/nvidia-glx-legacy_71.86.01
+2.6.24.2-2.8_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

Ho provato in mille modi, ma proprio non riesco a risolvere... idee?

ciao e auguri!