Public bug reported: I installed old libraries by mistake, and I don't know how to fix it.
ProblemType: Package DistroRelease: Ubuntu 14.04 Package: libfontconfig1 2.9.0-7 ProcVersionSignature: Ubuntu 3.13.0-128.177-generic 3.13.11-ckt39 Uname: Linux 3.13.0-128-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia ApportVersion: 2.14.1-0ubuntu3.25 Architecture: amd64 Date: Wed Nov 1 13:48:27 2017 DpkgHistoryLog: Start-Date: 2017-11-01 13:48:21 Commandline: apt-get -f install Upgrade: libfontconfig1:amd64 (2.9.0-7, 2.11.0-0ubuntu4.2), libjbig0:amd64 (2.0-2, 2.0-2ubuntu4.1) DpkgTerminalLog: Preparing to unpack .../libfontconfig1_2.11.0-0ubuntu4.2_amd64.deb ... Unpacking libfontconfig1:amd64 (2.11.0-0ubuntu4.2) over (2.9.0-7) ... DuplicateSignature: package:libfontconfig1:2.9.0-7:trying to overwrite shared '/usr/share/doc/libfontconfig1/copyright', which is different from other instances of package libfontconfig1:amd64 ErrorMessage: trying to overwrite shared '/usr/share/doc/libfontconfig1/copyright', which is different from other instances of package libfontconfig1:amd64 InstallationDate: Installed on 2016-04-16 (564 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) RelatedPackageVersions: dpkg 1.17.5ubuntu5.7 apt 1.0.1ubuntu2.17 SourcePackage: fontconfig Title: package libfontconfig1 2.9.0-7 failed to install/upgrade: trying to overwrite shared '/usr/share/doc/libfontconfig1/copyright', which is different from other instances of package libfontconfig1:amd64 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: fontconfig (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package package-conflict third-party-packages trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1729381 Title: package libfontconfig1 2.9.0-7 failed to install/upgrade: trying to overwrite shared '/usr/share/doc/libfontconfig1/copyright', which is different from other instances of package libfontconfig1:amd64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fontconfig/+bug/1729381/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs