nutz:~# apt-get install amarok
Reading package lists... Done
Building dependency tree... Done
The following extra packages will be installed:
  amarok-arts amarok-engines amarok-gstreamer amarok-xine libvisual0.2
Suggested packages:
  libvisual0.2-plugins ruby libqt0-ruby1.8 gstreamer0.8-plugins
Recommended packages:
  gstreamer0.8-flac gstreamer0.8-audiofile
The following packages will be REMOVED:
  nvidia-glx
The following NEW packages will be installed:
  libvisual0.2
The following packages will be upgraded:
  amarok amarok-arts amarok-engines amarok-gstreamer amarok-xine
5 upgraded, 1 newly installed, 1 to remove and 436 not upgraded.
1 not fully installed or removed.
Need to get 8424kB of archives.
After unpacking 8610kB disk space will be freed.
Do you want to continue [Y/n]? Y
WARNING: The following packages cannot be authenticated!
  amarok-xine amarok-arts amarok-gstreamer amarok-engines libvisual0.2 amarok
Install these packages without verification [y/N]? y
Get:1 http://bach.hpc2n.umu.se unstable/main amarok-xine 1.3.5-1 [52.2kB]
Get:2 http://bach.hpc2n.umu.se unstable/main amarok-arts 1.3.5-1 [72.5kB]
Get:3 http://bach.hpc2n.umu.se unstable/main amarok-gstreamer 1.3.5-1 [65.9kB]
Get:4 http://bach.hpc2n.umu.se unstable/main amarok-engines 1.3.5-1 [838B]
Get:5 http://bach.hpc2n.umu.se testing/main libvisual0.2 0.2.0-2 [80.6kB]
Get:6 http://bach.hpc2n.umu.se unstable/main amarok 1.3.5-1 [8152kB]
Fetched 8424kB in 45s (185kB/s)
(Reading database ... 126125 files and directories currently installed.)
Removing nvidia-glx ...
dpkg-divert: rename involves overwriting `/usr/X11R6/lib/libGL.so.1' with
  different file `/usr/X11R6/lib/nvidia/libGL.so.1.xlibmesa', not allowed
dpkg: error processing nvidia-glx (--remove):
 subprocess post-removal script returned error exit status 2
Errors were encountered while processing:
 nvidia-glx
E: Sub-process /usr/bin/dpkg returned an error code (1)
nutz:~#