preet@cerberus:~$ sudo apt-get install -f
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... failed.
The following packages have unmet dependencies:
 libapparmor-perl : Depends: perlapi-5.10.1
 libc-dev-bin : Depends: libc6 (< 2.13) but 2.13-16 is installed
 libc6 : Recommends: libc6-i686
         Breaks: perl (< 5.12.4-2) but 5.10.1-12ubuntu2.1 is installed
 libc6-dev : Depends: libc6 (= 2.12.1-0ubuntu10.2) but 2.13-16 is installed
 libcairo-perl : Depends: perlapi-5.10.1
 libdigest-sha1-perl : Depends: perlapi-5.10.1
 libglib-perl : Depends: perlapi-5.10.1
 libgnome2-canvas-perl : Depends: perlapi-5.10.1
 libgnome2-perl : Depends: perlapi-5.10.1
 libgnome2-vfs-perl : Depends: perlapi-5.10.1
 libgtk2-perl : Depends: perlapi-5.10.1
 libhtml-parser-perl : Depends: perlapi-5.10.1
 liblocale-gettext-perl : PreDepends: perlapi-5.10.0
 libnet-dbus-perl : Depends: perlapi-5.10.1
 libnih1 : Depends: libc6 (< 2.13) but 2.13-16 is installed
 libpango-perl : Depends: perlapi-5.10.0
 libperl5.10 : Depends: perl-base (= 5.10.1-12ubuntu2.1) but 5.12.4-4 is installed
 libsub-name-perl : Depends: perlapi-5.10.1
 libterm-readkey-perl : Depends: perlapi-5.10.1
 libtext-charwidth-perl : Depends: perlapi-5.10.0
 libtext-iconv-perl : Depends: perlapi-5.10.0
 libunicode-string-perl : Depends: perlapi-5.10.1
 libuuid-perl : Depends: perlapi-5.10.1
 libxml-libxml-perl : Depends: perlapi-5.10.0
 libxml-parser-perl : Depends: perlapi-5.10.1
 perl : Depends: perl-base (= 5.10.1-12ubuntu2.1) but 5.12.4-4 is installed
 perl-modules : Depends: perl (>= 5.12.4-1) but 5.10.1-12ubuntu2.1 is installed
                Recommends: libswitch-perl but it is not installable
                Recommends: libpod-plainer-perl but it is not installable
                Recommends: libclass-isa-perl but it is not installable
 perlmagick : Depends: perl (>= 5.12.3-7+b1) but 5.10.1-12ubuntu2.1 is installed
              Depends: libperl5.12 (>= 5.12.3) but it is not installable
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.
E: Unable to correct dependencies
preet@cerberus:~$