# apt-get install -f
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Correcting dependencies... Done
The following packages were automatically installed and are no longer required:
  kscd krita-data python2.4-dev wlassistant libmagick++9c2a libkexif1 krita ntp-simple libexif-dev libgphoto2-2-dev libusb-dev libcommons-codec-java
  libxine-main1 ntp flac gtk2-engines-gtk-qt xli php5-mysql kaudiocreator librelaxng-datatype-java
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
  beryl-plugins
The following NEW packages will be installed:
  beryl-plugins
0 upgraded, 1 newly installed, 0 to remove and 21 not upgraded.
2 not fully installed or removed.
Need to get 0B/361kB of archives.
After unpacking 1499kB of additional disk space will be used.
Do you want to continue [Y/n]? y
(Reading database ... 233674 files and directories currently installed.)
Unpacking beryl-plugins (from .../beryl-plugins_0.2.1-0ubuntu2_i386.deb) ...
dpkg: error processing /var/cache/apt/archives/beryl-plugins_0.2.1-0ubuntu2_i386.deb (--unpack):
 trying to overwrite `/usr/lib/beryl/libdbus.so', which is also in package beryl-dbus
dpkg-deb: subprocess paste killed by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/beryl-plugins_0.2.1-0ubuntu2_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)