Public bug reported: An unresolvable problem occurred while calculating the upgrade.
This can be caused by: * Upgrading to a pre-release version of Ubuntu * Running the current pre-release version of Ubuntu * Unofficial software packages not provided by Ubuntu If none of this applies, then please report this bug using the command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. *****************************************************************************************88 Not a pre-release version. ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: ubuntu-release-upgrader-core 1:16.10.10 ProcVersionSignature: Ubuntu 4.8.0-51.54-generic 4.8.17 Uname: Linux 4.8.0-51-generic x86_64 ApportVersion: 2.20.3-0ubuntu8.2 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: Unity Date: Tue May 2 15:28:33 2017 InstallationDate: Installed on 2016-07-21 (285 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to yakkety on 2017-05-02 (0 days ago) VarLogDistupgradeTermlog: ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade yakkety -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1687793 Title: Cannot Calculate Upgrade (16.10 to 17.04) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1687793/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs