Public bug reported: as part of 14.04 -> 16.04.1 upgrade I got this error.
ProblemType: Package DistroRelease: Ubuntu 16.04 Package: redis-tools 2:3.0.6-1 ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13 Uname: Linux 4.4.0-31-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 Date: Thu Aug 4 11:01:34 2016 Dependencies: gcc-6-base 6.0.1-0ubuntu1 libc6 2.23-0ubuntu3 libgcc1 1:6.0.1-0ubuntu1 libjemalloc1 3.6.0-9ubuntu1 DuplicateSignature: package:redis-tools:2:3.0.6-1 Unpacking redis-tools (2:3.0.6-1) ... dpkg: error processing archive /var/cache/apt/archives/redis-tools_2%3a3.0.6-1_amd64.deb (--unpack): trying to overwrite '/usr/bin/redis-benchmark', which is also in package redis-server 2:2.8.9-rwky1~saucy ErrorMessage: trying to overwrite '/usr/bin/redis-benchmark', which is also in package redis-server 2:2.8.9-rwky1~saucy InstallationDate: Installed on 2014-04-07 (850 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) RelatedPackageVersions: dpkg 1.18.4ubuntu1.1 apt 1.2.12~ubuntu16.04.1 SourcePackage: redis Title: package redis-tools 2:3.0.6-1 failed to install/upgrade: trying to overwrite '/usr/bin/redis-benchmark', which is also in package redis-server 2:2.8.9-rwky1~saucy UpgradeStatus: Upgraded to xenial on 2016-08-04 (0 days ago) ** Affects: redis (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package package-conflict xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1609746 Title: package redis-tools 2:3.0.6-1 failed to install/upgrade: trying to overwrite '/usr/bin/redis-benchmark', which is also in package redis- server 2:2.8.9-rwky1~saucy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/redis/+bug/1609746/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs