$ sudo dpkg --configure -a
dpkg: dependency problems prevent configuration of libcupsys2-dev:
libcupsys2-dev depends on libcupsys2 (= 1.3.7-1ubuntu3.12); however:
Package libcupsys2 is not installed.
libcupsys2-dev depends on libgnutls-dev; however:
Package libgnutls-dev is not installed.
libcupsys2-dev depends on libkrb5-dev | heimdal-dev; however:
Package libkrb5-dev is not installed.
Package heimdal-dev is not installed.
dpkg: error processing libcupsys2-dev (--configure):
dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of libstdc++6:
libstdc++6 depends on gcc-4.5-base (= 4.5.2-5); however:
Version of gcc-4.5-base on system is 4.5.1-7ubuntu2.
dpkg: error processing libstdc++6 (--configure):
dependency problems - leaving unconfigured
Errors were encountered while processing:
libcupsys2-dev
libstdc++6
$ 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:
libcupsys2-dev : Depends: libcupsys2 (= 1.3.7-1ubuntu3.12)
Depends: libgnutls-dev but it is not installed
Depends: libkrb5-dev but it is not installed or
heimdal-dev but it is not installed
libstdc++6 : Depends: gcc-4.5-base (= 4.5.2-5) but 4.5.1-7ubuntu2 is installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.
E: Unable to correct dependencies