Public bug reported: The following shows the situation with my broken packages, which, according to the dist-upgrade tool, prevent my upgrade to 16.04:
nathan-xps% sudo apt-get install vim [sudo] password for nb: Reading package lists... Done Building dependency tree Reading state information... Done vim is already the newest version. You might want to run 'apt-get -f install' to correct these: The following packages have unmet dependencies: cups-bsd : Depends: update-inetd but it is not going to be installed libcommon-sense-perl : Depends: perl (< 5.18.3~) but 5.22.2-1 is to be installed perl : Depends: perl-base (= 5.22.2-1) but 5.18.2-2ubuntu1.1 is to be installed Recommends: rename but it is not installable perl-modules-5.22 : Depends: perl-base (>= 5.22.2-1) but 5.18.2-2ubuntu1.1 is to be installed sane-utils : Depends: update-inetd but it is not going to be installed E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution). nathan-xps% apt-get -f install E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied) E: Unable to lock the administration directory (/var/lib/dpkg/), are you root? nathan-xps% sudo apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... failed. The following packages have unmet dependencies: libcommon-sense-perl : Depends: perl (< 5.18.3~) but 5.22.2-1 is installed perl : Depends: perl-base (= 5.22.2-1) but 5.18.2-2ubuntu1.1 is installed Recommends: rename but it is not installable perl-modules-5.22 : Depends: perl-base (>= 5.22.2-1) but 5.18.2-2ubuntu1.1 is installed slapd : Depends: libldap-2.4-2 (= 2.4.31-1+nmu2ubuntu8.2) but 2.4.42+dfsg-2+b2 is installed update-inetd : Depends: libfile-temp-perl E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. E: Unable to correct dependencies nathan-xps% ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: ubuntu-release-upgrader-core 1:0.220.8 ProcVersionSignature: Ubuntu 3.16.0-76.98~14.04.1-generic 3.16.7-ckt27 Uname: Linux 3.16.0-76-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.21 Architecture: amd64 CrashDB: ubuntu Date: Sun Aug 21 17:58:38 2016 InstallationDate: Installed on 2015-08-03 (384 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) PackageArchitecture: all ProcEnviron: LANGUAGE=en_US PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to trusty on 2016-08-22 (0 days ago) VarLogDistupgradeAptlog: Log time: 2016-08-21 17:58:27.133191 VarLogDistupgradeTermlog: ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade third-party-packages trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1615453 Title: pkgProblemResolver::Resolve "held" packages prevent dist-upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1615453/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs