Workaround for Ubuntu 16.04: Uninstall and reinstall tidy:
sudo apt autoremove tidy sudo dpkg -i tidy-5.4.0-64bit.deb And then exclude tidy from automatic upgrade: sudo apt-mark hold tidy -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to tidy in Ubuntu. https://bugs.launchpad.net/bugs/1595731 Title: package libtidy-0.99-0 (not installed) failed to install/upgrade: trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 Status in tidy package in Ubuntu: Triaged Status in tidy-html5 package in Ubuntu: Fix Released Status in tidy-html5 package in Debian: Fix Released Bug description: Conflict with libtidy-0.99 and libtidy5: dpkg: error processing archive /var/cache/apt/archives/libtidy-0.99-0_20091223cvs-1.5_amd64.deb (--unpack): trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 ProblemType: Package DistroRelease: Ubuntu 16.10 Package: libtidy-0.99-0 (not installed) ProcVersionSignature: Ubuntu 4.4.0-25.44-lowlatency 4.4.13 Uname: Linux 4.4.0-25-lowlatency x86_64 ApportVersion: 2.20.2-0ubuntu1 AptOrdering: libtidy-0.99-0: Install abiword: Install abiword-plugin-grammar: Install NULL: ConfigurePending Architecture: amd64 Date: Thu Jun 23 16:44:48 2016 DpkgTerminalLog: Preparing to unpack .../libtidy-0.99-0_20091223cvs-1.5_amd64.deb ... Unpacking libtidy-0.99-0 (20091223cvs-1.5) ... dpkg: error processing archive /var/cache/apt/archives/libtidy-0.99-0_20091223cvs-1.5_amd64.deb (--unpack): trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 DuplicateSignature: package:libtidy-0.99-0:(not installed) Unpacking libtidy-0.99-0 (20091223cvs-1.5) ... dpkg: error processing archive /var/cache/apt/archives/libtidy-0.99-0_20091223cvs-1.5_amd64.deb (--unpack): trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 ErrorMessage: trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 InstallationDate: Installed on 2016-03-04 (111 days ago) InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160229) RelatedPackageVersions: dpkg 1.18.7ubuntu1 apt 1.3~exp2ubuntu1 SourcePackage: tidy Title: package libtidy-0.99-0 (not installed) failed to install/upgrade: trying to overwrite '/usr/lib/libtidy.so', which is also in package libtidy-dev 1:5.2.0-1 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/tidy/+bug/1595731/+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