Public bug reported: Checking for a new Ubuntu release Get:1 Upgrade tool signature [819 B] Get:2 Upgrade tool [1,246 kB] Fetched 1,247 kB in 0s (0 B/s) authenticate 'bionic.tar.gz' against 'bionic.tar.gz.gpg' extracting 'bionic.tar.gz'
Reading cache Checking package manager Reading package lists... Done Building dependency tree Reading state information... Done Hit http://archive.canonical.com/ubuntu xenial InRelease Fetched 0 B in 0s (0 B/s) Reading package lists... Done Building dependency tree Reading state information... Done Updating repository information Get:1 http://archive.canonical.com/ubuntu bionic InRelease [10.2 kB] Get:2 http://archive.ubuntu.com/ubuntu bionic InRelease [242 kB] Get:3 http://archive.canonical.com/ubuntu bionic/partner amd64 Packages [2,304 B] Get:4 http://archive.canonical.com/ubuntu bionic/partner i386 Packages [2,300 B] Get:5 http://archive.canonical.com/ubuntu bionic/partner Translation-en [1,272 B] Get:6 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages [1,019 kB] Get:7 http://archive.ubuntu.com/ubuntu bionic/main i386 Packages [1,007 kB] Get:8 http://archive.ubuntu.com/ubuntu bionic/main Translation-en [516 kB] Get:9 http://archive.ubuntu.com/ubuntu bionic/main amd64 DEP-11 Metadata [477 kB] Get:10 http://archive.ubuntu.com/ubuntu bionic/main DEP-11 64x64 Icons [245 kB] Fetched 3,522 kB in 0s (0 B/s) (appstreamcli:15830): GLib-CRITICAL **: g_strchug: assertion 'string != NULL' failed (appstreamcli:15830): GLib-CRITICAL **: g_strchomp: assertion 'string != NULL' failed Checking package manager Reading package lists... Done Building dependency tree Reading state information... Done Calculating the changes Calculating the changes Could not calculate the upgrade An unresolvable problem occurred while calculating the upgrade. If none of this applies, then please report this bug using the command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.If you want to investigate this yourself the log files in '/var/log/dist-upgrade' will contain details about the upgrade. Specifically, look at 'main.log' and 'apt.log'. Restoring original system state Aborting Reading package lists... Done Building dependency tree Reading state information... Done ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: ubuntu-release-upgrader-core 1:16.04.26 [origin: unknown] ProcVersionSignature: Ubuntu 4.4.0-142.168-generic 4.4.167 Uname: Linux 4.4.0-142-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.18 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: Unity Date: Sun Feb 17 22:06:04 2019 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 2018-01-25 (388 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47 PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to xenial on 2019-02-17 (0 days ago) mtime.conffile..etc.update-manager.release-upgrades: 2019-02-17T19:43:46.418347 ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade third-party-packages xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1816300 Title: An unresolvable problem occurred while calculating the upgrade. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1816300/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
