Public bug reported: I had problem installing/removing the app "welcome".
ProblemType: Package DistroRelease: Ubuntu 16.04 Package: libconfig9:amd64 1.5-0.2 ProcVersionSignature: Ubuntu 4.13.0-37.42~16.04.1-generic 4.13.13 Uname: Linux 4.13.0-37-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 AptdaemonVersion: 1.1.1+bzr982-0ubuntu14 Architecture: amd64 Date: Sun Mar 18 01:12:21 2018 Dependencies: gcc-6-base 6.0.1-0ubuntu1 libc6 2.23-0ubuntu10 libgcc1 1:6.0.1-0ubuntu1 DuplicateSignature: package:libconfig9:amd64:1.5-0.2 Processing triggers for mime-support (3.59ubuntu1) ... dpkg: error processing package gawk (--configure): package gawk is already installed and configured ErrorMessage: package libconfig9:amd64 is already installed and configured InstallationDate: Installed on 2018-03-14 (4 days ago) InstallationMedia: Ubuntu 16.04.4 LTS "Xenial Xerus" - Release amd64 (20180228) RelatedPackageVersions: dpkg 1.18.4ubuntu1.4 apt 1.2.25 SourcePackage: dpkg Title: package libconfig9:amd64 1.5-0.2 failed to install/upgrade: package libconfig9: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/1756641 Title: package libconfig9:amd64 1.5-0.2 failed to install/upgrade: package libconfig9:amd64 is already installed and configured To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1756641/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs