I had this problem this past week, I believe: >From /var/log/apt/term.log
Log started: 2018-06-15 08:39:35 (Reading database ... 397994 files and directories currently installed.) Preparing to unpack .../libperl5.22_5.22.1-9ubuntu0.5_amd64.deb ... Unpacking libperl5.22:amd64 (5.22.1-9ubuntu0.5) over (5.22.1-9ubuntu0.3) ... dpkg: error processing archive /var/cache/apt/archives/libperl5.22_5.22.1-9ubuntu0.5_amd64.deb (--unpack): trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:amd64 dpkg-deb: error: subprocess paste was killed by signal (Broken pipe) Errors were encountered while processing: /var/cache/apt/archives/libperl5.22_5.22.1-9ubuntu0.5_amd64.deb Log ended: 2018-06-15 08:39:37 doug@luther:~$ dpkg --print-architecture amd64 doug@luther:~$ dpkg --print-foreign-architectures i386 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to perl in Ubuntu. https://bugs.launchpad.net/bugs/1574351 Title: package libperl5.22 5.22.1-9 failed to install/upgrade: trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:i386 Status in perl package in Ubuntu: Confirmed Bug description: Don't run aplication after upgrade from 14.04 ProblemType: Package DistroRelease: Ubuntu 16.04 Package: libperl5.22 5.22.1-9 ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6 Uname: Linux 4.4.0-21-generic x86_64 ApportVersion: 2.20.1-0ubuntu2 Architecture: amd64 Date: Sun Apr 24 21:08:20 2016 DpkgTerminalLog: Preparing to unpack .../libperl5.22_5.22.1-9_i386.deb ... Unpacking libperl5.22:i386 (5.22.1-9) ... dpkg: error processing archive /var/cache/apt/archives/libperl5.22_5.22.1-9_i386.deb (--unpack): trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:i386 DuplicateSignature: Unpacking libperl5.22:i386 (5.22.1-9) ... dpkg: error processing archive /var/cache/apt/archives/libperl5.22_5.22.1-9_i386.deb (--unpack): trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:i386 ErrorMessage: trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:i386 InstallationDate: Installed on 2016-04-24 (0 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) RelatedPackageVersions: dpkg 1.18.4ubuntu1 apt 1.2.10ubuntu1 SourcePackage: perl Title: package libperl5.22 5.22.1-9 failed to install/upgrade: trying to overwrite shared '/usr/share/doc/libperl5.22/changelog.Debian.gz', which is different from other instances of package libperl5.22:i386 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/perl/+bug/1574351/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp