Public bug reported: It seems you have modified the contents of "/etc/update-manager/release- upgrades". Would you like to add the contents of it to your bug report?
ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: ubuntu-release-upgrader-core 1:16.04.23 Uname: Linux 4.13.0-041300rc6-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: Unity Date: Thu Feb 15 19:32:36 2018 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-xenial-amd64-20160624-2 InstallationDate: Installed on 2017-05-23 (268 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47 PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: No upgrade log present (probably fresh install) VarLogDistupgradeTermlog: mtime.conffile..etc.update-manager.release-upgrades: 2016-06-24T06:39:06 ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1749854 Title: Cannot install updates To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1749854/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs