Public bug reported: after upgrade, running apt-get update / upgrade seems to have fixed it.
ProblemType: Package DistroRelease: Ubuntu 16.04 Package: tar 1.27.1-1 ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13 Uname: Linux 4.4.0-31-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 AptdaemonVersion: 1.1.1+bzr982-0ubuntu14 Architecture: amd64 CrashReports: 640:0:116:27446718:2016-08-03 08:30:57.318212270 -0700:2016-08-03 08:30:58.318212332 -0700:/var/crash/_usr_bin_dpkg.0.crash 600:109:116:0:2016-08-03 08:31:21.304199227 -0700:2016-08-03 08:31:21.304199227 -0700:/var/crash/_usr_bin_dpkg.0.uploaded 640:0:116:802357:2016-08-02 21:44:47.590788602 -0700:2016-08-02 21:44:48.590788602 -0700:/var/crash/tar.0.crash 644:0:116:0:2016-08-03 08:30:58.318212332 -0700:2016-08-03 08:30:58.318212332 -0700:/var/crash/_usr_bin_dpkg.0.upload Date: Tue Aug 2 21:44:48 2016 DuplicateSignature: package:tar:1.27.1-1 Unpacking liblog-message-simple-perl (0.10-2) over (0.10-1) ... dpkg: error processing package tar (--configure): package tar is already installed and configured ErrorMessage: package tar is already installed and configured InstallationDate: Installed on 2015-01-19 (561 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) RelatedPackageVersions: dpkg 1.18.4ubuntu1.1 apt 1.2.12~ubuntu16.04.1 SourcePackage: dpkg Title: package tar 1.27.1-1 failed to install/upgrade: package tar is already installed and configured UpgradeStatus: Upgraded to xenial on 2016-08-03 (0 days ago) ** 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/1609617 Title: package tar 1.27.1-1 failed to install/upgrade: package tar is already installed and configured To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1609617/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs