Updated to Ubuntu 14.04 today. Installation baulked. Error ambiguous but suggested it might be a 3rd party repository but none were enabled. Alternatively it suggested that I run "sudo apt install -f" in terminal. The following was the error... ~$ sudo 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: attr bind9 bind9utils blt cdparanoia dcraw digikam-data enblend enfuse ffmpegthumbs freeglut3 gcc-4.8-base:i386 gstreamer0.10-gnonlin gtk2-engines hugin hugin-data hugin-tools jhead k3b-data kde-runtime-data kdepimlibs-kio-plugins kipi-plugins-common ldb-tools libaacs0 libaccounts-qt1 libakonadi-calendar4 libakonadi-contact4 libakonadi-kabc4 libakonadi-kcal4 libakonadi-kmime4 libakonadi-notes4 libakonadi-socialutils4 libalgorithm-c3-perl libamd2.2.0 libarmadillo4 libarpack2 libbaloocore4 libbaloofiles4 libbaloowidgets4 libbalooxapian4 libbasicusageenvironment0 libbluray1 libboost-filesystem1.53.0 libboost-filesystem1.54.0 libboost-program-options1.53.0 libboost-python1.53.0 libboost-python1.54.0 libboost-regex1.53.0 libboost-regex1.54.0 libboost-signals1.53.0 libboost-signals1.54.0 libboost-thread1.53.0 libboost-thread1.54.0 libcddb2 libcdt4 libcgraph5 libclass-c3-perl libclass-c3-xs-perl libcoin80 libcrystalhd3 libdmtx0a libdvbpsi8 libebml3 libebml4 libepsilon1 libepub0 libfftw3-3 libflickcurl0 libgeos-3.3.3 libgnutls28 libgraph4 libgraphicsmagick3 libgroupsock1 libgvpr1 libhdb9-heimdal libhogweed2 libjpeg-progs libjpeg-turbo-progs libjs-prototype libjs-scriptaculous libk3b6 libkalarmcal2 libkcal4 libkcalutils4 libkcddb4 libkcompactdisc4 libkdc2-heimdal libkdcraw-data libkdcraw22 libkdcraw23 libkdesu5 libkexiv2-11 libkexiv2-data libkface-data libkface2 libkfbapi1 libkfilemetadata4 libkgapi2-2 libkgeomap-data libkgeomap1 libkholidays4 libkidletime4 libkimap4 libkipi-data libkipi11 libkmbox4 libkmediaplayer4 libkmime4 libkml0 libknewstuff2-4 libknotifyconfig4 libkolab0 libkolabxml0 libkolabxml1 libkonq-common libkonq5-templates libkonq5abi1 libkpimidentities4 libkpimtextedit4 libkpimutils4 libkprintutils4 libksane-data libksane0 libkubuntu0 libkxmlrpcclient4 liblavfile-2.0-0 liblavjpeg-2.0-0 liblavplay-2.0-0 liblivemedia23 libmailtransport4 libmarblewidget16 libmatroska5 libmatroska6 libmicroblog4 libmjpegutils-2.0-0 libmpeg2encpp-2.0-0 libmplex2-2.0-0 libmro-compat-perl libmusicbrainz5-0 libnepomukcleaner4 libnepomukwidgets4 libntrack-qt4-1 libntrack0 libokularcore3 libopenthreads14 libosmgpsmap2 libpano13-2 libpano13-bin libpgf6 libplot2c2 libprison0 libproxy-tools libpthread-stubs0 libqapt2 libqapt2-runtime libqimageblitz4 libqmobipocket1 libqrencode3 libqscintilla2-9 libresid-builder0c2a libserf1 libsidplay2 libsignon-qt1 libspatialite5 libssh2-1 libtar0 libtasn1-3:i386 libtcl8.5 libtiff4 libtiffxx0c2 libtk8.5 libumfpack5.4.0 libupnp6 liburiparser1 libusageenvironment1 libuser1 libva-glx1 libva-x11-1 libvigraimpex5 libvlc5 libvlccore7 libwebp4 libxcb-composite0 libxcb-xv0 libxerces-c3.1 libxine1-bin libxine1-ffmpeg libxine2-bin libxine2-doc libxine2-ffmpeg libxine2-x libzip2 libzthread-2.3-2 nepomuk-core-runtime ntrack-module-libnl-0 nvidia-settings-304 otf-freefont oxygen-icon-theme plasma-scriptengine-javascript python-central python-dnspython python-libuser python-logilab-astng python-osmgpsmap python-psycopg2 python-pyexiv2 python-pyexiv2-doc python-qgis-common python-qscintilla2 python-xkit qgis-plugin-globe-common shared-desktop-ontologies tcl8.5 tdb-tools texlive-xetex tipa tk8.5 vlc-data Use 'apt-get autoremove' to remove them. The following extra packages will be installed: samba-libs The following NEW packages will be installed: samba-libs 0 to upgrade, 1 to newly install, 0 to remove and 4 not to upgrade. 7 not fully installed or removed. Need to get 0 B/4,110 kB of archives. After this operation, 18.3 MB of additional disk space will be used. Do you want to continue? [Y/n] Y (Reading database ... 654131 files and directories currently installed.) Preparing to unpack .../samba-libs_2%3a4.1.6+dfsg-1ubuntu2.14.04.3_amd64.deb ... secrets.tdb exists in /var/lib/samba and /var/lib/samba/private, aborting samba-libs preinst rename one of them to allow the install/upgrade to continue http://bugs.debian.org/726472 /var/lib/samba: total 2220 drwxr-xr-x 10 root root 4096 Sep 12 00:01 . drwxr-xr-x 82 root root 4096 Sep 12 00:10 .. -rw------- 1 root root 421888 Nov 13 2013 account_policy.tdb -rw------- 1 root root 696 Nov 13 2013 group_mapping.tdb drwxr-xr-x 2 root root 4096 Nov 14 2013 netlogon drwxr-x--- 2 root root 4096 Nov 14 2013 ntp_signd -rw------- 1 root root 421888 Nov 14 2013 passdb.tdb drwxr-xr-x 6 root root 4096 Nov 14 2013 private drwxr-xr-t 4 root root 4096 Nov 14 2013 profiles -rw------- 1 root root 528384 Apr 15 14:06 registry.tdb drwxr-xr-x 2 root root 4096 Nov 14 2013 root -rw------- 1 root root 430080 Nov 14 2013 secrets.tdb -rw------- 1 root root 421888 Nov 13 2013 share_info.tdb drwxrwx---+ 3 root 3000000 4096 Nov 14 2013 sysvol drwxrwx--T 2 root sambashare 4096 Nov 13 2013 usershares drwxr-x--- 2 root root 4096 Nov 14 2013 winbindd_privileged /var/lib/samba/private: total 10904 drwxr-xr-x 6 root root 4096 Nov 14 2013 . drwxr-xr-x 10 root root 4096 Sep 12 00:01 .. -rw-r--r-- 1 root root 2270 Nov 14 2013 dns_update_list -rw------- 1 root root 1286144 Nov 14 2013 hklm.ldb -rw------- 1 root root 1286144 Nov 14 2013 idmap.ldb -rw-r--r-- 1 root root 92 Nov 14 2013 krb5.conf srwxrwxrwx 1 root root 0 Nov 14 2013 ldapi drwxr-x--- 2 root root 4096 Nov 14 2013 ldap_priv -r--r--r-- 1 root root 225 Nov 14 2013 named.conf.update -rw------- 1 root root 1286144 Nov 14 2013 privilege.ldb -rw------- 1 root root 696 Nov 14 2013 randseed.tdb -rw------- 1 root root 4251648 Nov 14 2013 sam.ldb drwx------ 2 root root 4096 Nov 14 2013 sam.ldb.d -rw------- 1 root root 696 Nov 14 2013 schannel_store.tdb -rw------- 1 root root 1132 Nov 14 2013 secrets.keytab -rw------- 1 root root 1286144 Nov 14 2013 secrets.ldb -rw------- 1 root root 430080 Nov 14 2013 secrets.tdb -rw------- 1 root root 1286144 Nov 14 2013 share.ldb drwxr-xr-x 3 root root 4096 Nov 14 2013 smbd.tmp -rw-r--r-- 1 root root 955 Nov 14 2013 spn_update_list drwxr-xr-x 2 root root 4096 Nov 14 2013 tls dpkg: error processing archive /var/cache/apt/archives/samba-libs_2%3a4.1.6+dfsg-1ubuntu2.14.04.3_amd64.deb (--unpack): subprocess new pre-installation script returned error exit status 1 Errors were encountered while processing: /var/cache/apt/archives/samba-libs_2%3a4.1.6+dfsg-1ubuntu2.14.04.3_amd64.deb E: Sub-process /usr/bin/dpkg returned an error code (1)