root@misc ~ # apt-get -f install
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:
  gccxml libaio1 libart2.0-cil libboost-chrono1.49.0 libboost-graph-parallel1.49.0 libboost-graph1.49.0 libboost-locale1.49.0 libboost-math1.49.0
  libboost-mpi-python1.49.0 libboost-mpi1.49.0 libboost-python1.49.0 libboost-random1.49.0 libboost-serialization1.49.0 libboost-signals1.49.0
  libboost-test1.49.0 libboost-thread1.49.0 libboost-timer1.49.0 libboost-wave1.49.0 libdbi-perl libgconf2.0-cil libglade2.0-cil-dev libglib2.0-cil-dev
  libgnome-vfs2.0-cil libgnome2.24-cil libgtk2.0-cil-dev libgtkspell0 libgvnc-1.0-0 libibverbs-dev libibverbs1 libmono-addins-gui0.2-cil
  libmono-addins0.2-cil libnet-daemon-perl libopenmpi-dev libopenmpi1.3 libplrpc-perl libterm-readkey-perl libtorque2 mpi-default-dev
  mysql-server-core-5.5 openmpi-common
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
  libsane:i386
Suggested packages:
  hpoj:i386 hplip:i386 libsane-extras:i386 sane-utils:i386
The following NEW packages will be installed:
  libsane:i386
0 upgraded, 1 newly installed, 0 to remove and 65 not upgraded.
262 not fully installed or removed.
Need to get 3,734 kB of archives.
After this operation, 8,970 kB of additional disk space will be used.
Do you want to continue [Y/n]?
Get:1 http://us.archive.ubuntu.com/ubuntu/ raring/main libsane i386 1.0.23-0ubuntu1 [3,734 kB]
Fetched 3,734 kB in 1min 5s (56.9 kB/s)
(Reading database ... 188757 files and directories currently installed.)
Unpacking libsane:i386 (from .../libsane_1.0.23-0ubuntu1_i386.deb) ...
dpkg: error processing /var/cache/apt/archives/libsane_1.0.23-0ubuntu1_i386.deb (--unpack):
 trying to overwrite shared '/etc/sane.d/dc240.conf', which is different from other instances of package libsane:i386
No apport report written because MaxReports is reached already
                                                              Errors were encountered while processing:
 /var/cache/apt/archives/libsane_1.0.23-0ubuntu1_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)