$ sudo apt-get dist-upgradeReading package lists... DoneBuilding dependency treeReading state information... DoneCalculating upgrade... Done0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.12 not fully installed or removed.Need to get 0B of archives.After unpacking 0B of additional disk space will be used.Do you want to continue [Y/n]?Setting up compiz-plugins (0.3.6-1ubuntu9) .../var/lib/dpkg/info/compiz-plugins.postinst: 11: gconf-schemas: not founddpkg: error processing compiz-plugins (--configure): subprocess post-installation script returned error exit status 127Setting up compiz-gtk (0.3.6-1ubuntu9) .../var/lib/dpkg/info/compiz-gtk.postinst: 6: gconf-schemas: not founddpkg: error processing compiz-gtk (--configure): subprocess post-installation script returned error exit status 127dpkg: dependency problems prevent configuration of compiz-gnome: compiz-gnome depends on compiz-gtk (= 1:0.3.6-1ubuntu9); however: Package compiz-gtk is not configured yet.dpkg: error processing compiz-gnome (--configure): dependency problems - leaving unconfigureddpkg: dependency problems prevent configuration of compiz: compiz depends on compiz-plugins; however: Package compiz-plugins is not configured yet. compiz depends on compiz-gtk; however: Package compiz-gtk is not configured yet. compiz depends on compiz-gnome; however: Package compiz-gnome is not configured yet.dpkg: error processing compiz (--configure): dependency problems - leaving unconfiguredSetting up evolution (2.10.0-0ubuntu2) .../var/lib/dpkg/info/evolution.postinst: 11: gconf-schemas: not founddpkg: error processing evolution (--configure): subprocess post-installation script returned error exit status 127dpkg: dependency problems prevent configuration of evolution-plugins: evolution-plugins depends on evolution (>= 2.10.0); however: Package evolution is not configured yet.dpkg: error processing evolution-plugins (--configure): dependency problems - leaving unconfiguredSetting up gnome-games-data (2.18.0.1-0ubuntu1) .../var/lib/dpkg/info/gnome-games-data.postinst: 11: gconf-schemas: not founddpkg: error processing gnome-games-data (--configure): subprocess post-installation script returned error exit status 127dpkg: dependency problems prevent configuration of gnome-games: gnome-games depends on gnome-games-data (= 1:2.18.0.1-0ubuntu1); however: Package gnome-games-data is not configured yet.dpkg: error processing gnome-games (--configure): dependency problems - leaving unconfiguredSetting up gnome-session (2.18.0-0ubuntu2) .../var/lib/dpkg/info/gnome-session.postinst: 17: gconf-schemas: not founddpkg: error processing gnome-session (--configure): subprocess post-installation script returned error exit status 127Setting up gthumb (2.10.0-0ubuntu1) .../var/lib/dpkg/info/gthumb.postinst: 42: gconf-schemas: not founddpkg: error processing gthumb (--configure): subprocess post-installation script returned error exit status 127Setting up gwget (0.98.1-2ubuntu1) .../var/lib/dpkg/info/gwget.postinst: 11: gconf-schemas: not founddpkg: error processing gwget (--configure): subprocess post-installation script returned error exit status 127Setting up libgksu2-0 (2.0.3-3ubuntu5) .../var/lib/dpkg/info/libgksu2-0.postinst: 8: gconf-schemas: not founddpkg: error processing libgksu2-0 (--configure): subprocess post-installation script returned error exit status 127Errors were encountered while processing: compiz-plugins compiz-gtk compiz-gnome compiz evolution evolution-plugins gnome-games-data gnome-games gnome-session gthumb gwget libgksu2-0E: Sub-process /usr/bin/dpkg returned an error code (1)