asy@asy-laptop:~$ sudo apt-get install nvidia-glx-new
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Suggested packages:
  nvidia-settings
The following NEW packages will be installed:
  nvidia-glx-new
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B/8682kB of archives.
After unpacking 26.0MB of additional disk space will be used.
(Reading database ... 114125 files and directories currently installed.)
Unpacking nvidia-glx-new (from .../nvidia-glx-new_1.0.9755+2.6.20.5-15.20_amd64.deb) ...
dpkg-divert: `diversion of /usr/X11R6/lib32/libGL.so.1 to /usr/X11R6/lib32/nvidia/libGL.so.1.xlibmesa by nvidia-glx-new' clashes with `diversion of /usr/X11R6/lib32/libGL.so.1 to /usr/X11R6/lib32/nvidia/libGL.so.1.xlibmesa by nvidia-glx'
dpkg: error processing /var/cache/apt/archives/nvidia-glx-new_1.0.9755+2.6.20.5-15.20_amd64.deb (--unpack):
 subprocess pre-installation script returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/nvidia-glx-new_1.0.9755+2.6.20.5-15.20_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)