Please try running the following command and let us know whether that fixes the problem:
sudo apt install --reinstall libreoffice-impress -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to libreoffice in Ubuntu. https://bugs.launchpad.net/bugs/1824446 Title: package libreoffice-impress 1:5.1.6~rc2-0ubuntu1~xenial6 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration Status in libreoffice package in Ubuntu: Confirmed Bug description: it does not get updated with sudo apt-get update and keeps causing problems ProblemType: Package DistroRelease: Ubuntu 16.04 Package: libreoffice-impress 1:5.1.6~rc2-0ubuntu1~xenial6 ProcVersionSignature: Ubuntu 4.15.0-36.39~16.04.1-generic 4.15.18 Uname: Linux 4.15.0-36-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.18 Architecture: amd64 Date: Wed Apr 10 21:24:06 2019 DpkgHistoryLog: Start-Date: 2019-04-10 21:23:53 Commandline: apt-get -f install Requested-By: vinaya (1000) Upgrade: libreoffice-core:amd64 (1:5.1.6~rc2-0ubuntu1~xenial3, 1:5.1.6~rc2-0ubuntu1~xenial6) DuplicateSignature: package:libreoffice-impress:1:5.1.6~rc2-0ubuntu1~xenial6 Setting up libreoffice-gnome (1:5.1.6~rc2-0ubuntu1~xenial6) ... dpkg: error processing package libreoffice-impress (--configure): package is in a very bad inconsistent state; you should ErrorMessage: package is in a very bad inconsistent state; you should reinstall it before attempting configuration InstallationDate: Installed on 2017-08-27 (592 days ago) InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) RelatedPackageVersions: dpkg 1.18.4ubuntu1.2 apt 1.2.29ubuntu0.1 SourcePackage: libreoffice Title: package libreoffice-impress 1:5.1.6~rc2-0ubuntu1~xenial6 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/1824446/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp