Public bug reported: Was downgrading from a ppa version when this error was thrown.
ProblemType: Package DistroRelease: Ubuntu 17.04 Package: nemo 3.2.2-3 ProcVersionSignature: Ubuntu 4.10.0-32.36-generic 4.10.17 Uname: Linux 4.10.0-32-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia ApportVersion: 2.20.4-0ubuntu4.5 Architecture: amd64 Date: Mon Aug 21 12:32:00 2017 DuplicateSignature: package:nemo:3.2.2-3 Unpacking nemo (3.2.2-3) over (3.4.6-1~zesty0) ... dpkg: error processing archive /tmp/apt-dpkg-install-T4EDTC/09-nemo_3.2.2-3_amd64.deb (--unpack): trying to overwrite '/usr/share/polkit-1/actions/org.nemo.root.policy', which is also in package nemo-data 3.4.6-1~zesty0 ErrorMessage: trying to overwrite '/usr/share/polkit-1/actions/org.nemo.root.policy', which is also in package nemo-data 3.4.6-1~zesty0 RelatedPackageVersions: dpkg 1.18.10ubuntu2 apt 1.4 SourcePackage: nemo Title: package nemo 3.2.2-3 failed to install/upgrade: trying to overwrite '/usr/share/polkit-1/actions/org.nemo.root.policy', which is also in package nemo-data 3.4.6-1~zesty0 UpgradeStatus: Upgraded to zesty on 2017-04-17 (126 days ago) ** Affects: nemo (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package package-conflict zesty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1712123 Title: package nemo 3.2.2-3 failed to install/upgrade: trying to overwrite '/usr/share/polkit-1/actions/org.nemo.root.policy', which is also in package nemo-data 3.4.6-1~zesty0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nemo/+bug/1712123/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs