root@pulsar:~# aptitude install nvidia-190-libvdpau nvidia-glx-190
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Reading extended state information      
Initializing package states... Done
The following NEW packages will be installed:
  nvidia-glx-190 
0 packages upgraded, 1 newly installed, 0 to remove and 17 not upgraded.
Need to get 0B/16.7MB of archives. After unpacking 54.4MB will be used.
WARNING: untrusted versions of the following packages will be installed!

Untrusted packages could compromise your system's security.
You should only proceed with the installation if you are certain that
this is what you want to do.

  nvidia-glx-190 

Do you want to ignore this warning and proceed anyway?
To continue, enter "Yes"; to abort, enter "No": Yes
Writing extended state information... Done
(Reading database ... 231892 files and directories currently installed.)
Unpacking nvidia-glx-190 (from .../nvidia-glx-190_190.32-0ubuntu1~karmic~nvidiavdpauppa1ubuntu2_amd64.deb) ...
dpkg: warning: obsolete option '--print-installation-architecture', please use '--print-architecture' instead.
dpkg-divert: `diversion of /usr/lib/libGL.so.1 to /usr/lib/nvidia/libGL.so.1.xlibmesa by nvidia-glx-190' clashes with `diversion of /usr/lib/libGL.so.1 to /usr/lib/nvidia/libGL.so.1.xlibmesa by nvidia-glx-180-opengl3'
dpkg: error processing /var/cache/apt/archives/nvidia-glx-190_190.32-0ubuntu1~karmic~nvidiavdpauppa1ubuntu2_amd64.deb (--unpack):
 subprocess new pre-installation script returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/nvidia-glx-190_190.32-0ubuntu1~karmic~nvidiavdpauppa1ubuntu2_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install.  Trying to recover:
Reading package lists... Done             
Building dependency tree       
Reading state information... Done
Reading extended state information      
Initializing package states... Done

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dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib/nvidia/libGL.so.1.xlibmesa /usr/lib/libGL.so.1
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib/nvidia/libGL.so.1.2.xlibmesa /usr/lib/libGL.so.1.2
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib/nvidia/libglx.so.xserver-xorg-core /usr/lib/xorg/modules/extensions/libglx.so
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib32/nvidia/libGL.so.xlibmesa /usr/lib32/libGL.so
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib32/nvidia/libGL.so.1.xlibmesa /usr/lib32/libGL.so.1
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib32/nvidia/libGL.so.1.2.xlibmesa /usr/lib32/libGL.so.1.2
dpkg-divert --remove --rename --package nvidia-glx-180-opengl3 --divert /usr/lib/nvidia/libGLcore.so.xlibmesa /usr/lib/xorg/modules/extensions/libGLcore.so