Public bug reported: my ubuntu linux report this
ProblemType: Package DistroRelease: Ubuntu 16.04 Package: liblightdm-gobject-1-0:amd64 1.18.3-0ubuntu1.1 ProcVersionSignature: Ubuntu 4.4.0-72.93-generic 4.4.49 Uname: Linux 4.4.0-72-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.5 AptdaemonVersion: 1.1.1+bzr982-0ubuntu14 Architecture: amd64 Date: Wed Apr 5 23:53:21 2017 DuplicateSignature: package:liblightdm-gobject-1-0:amd64:1.18.3-0ubuntu1.1 Processing triggers for mime-support (3.59ubuntu1) ... dpkg: error processing package lightdm (--configure): package lightdm is already installed and configured ErrorMessage: package liblightdm-gobject-1-0:amd64 is already installed and configured InstallationDate: Installed on 2016-12-09 (118 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) RelatedPackageVersions: dpkg 1.18.4ubuntu1.1 apt 1.2.19 SourcePackage: dpkg Title: package liblightdm-gobject-1-0:amd64 1.18.3-0ubuntu1.1 failed to install/upgrade: package liblightdm-gobject-1-0:amd64 is already installed and configured UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: dpkg (Ubuntu) Importance: Undecided Status: New ** Tags: already-installed amd64 apport-package xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1680437 Title: package liblightdm-gobject-1-0:amd64 1.18.3-0ubuntu1.1 failed to install/upgrade: package liblightdm-gobject-1-0:amd64 is already installed and configured To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1680437/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs