Public bug reported: I did allow normal installs, not only lts. but it always ends with the same error
output of lsb_release -rd: `root@play:~# lsb_release -rd Description: Ubuntu 18.04.2 LTS Release: 18.04` output of do-release-upgrade: `root@play:~# do-release-upgrade Checking for a new Ubuntu release Get:1 Upgrade tool signature [819 B] Get:2 Upgrade tool [1,243 kB] Fetched 1,244 kB in 0s (0 B/s) authenticate 'cosmic.tar.gz' against 'cosmic.tar.gz.gpg' extracting 'cosmic.tar.gz' can't load DistUpgradeViewText ([Errno 20] Not a directory: '/var/log/installer/media-info') can't load DistUpgradeViewGtk3 (Namespace Vte not available) can't load DistUpgradeViewKDE (No module named 'PyQt4') can't load DistUpgradeViewText ([Errno 20] Not a directory: '/var/log/installer/media-info') No view can be imported, aborting ` I'm not sure what is going on, but I did have some DNS related issues where resolv.conf was getting overwritten with the 127 address which made apt, wget, ping stop working. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: ubuntu-release-upgrader-core 1:18.04.31 ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.18 Uname: Linux 4.15.0-47-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 CrashDB: ubuntu Date: Mon Apr 29 17:45:06 2019 PackageArchitecture: all ProcEnviron: TERM=screen PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_GB.UTF-8 SHELL=/bin/bash SourcePackage: ubuntu-release-upgrader Symptom: release-upgrade UpgradeStatus: Upgraded to bionic on 2019-04-29 (0 days ago) mtime.conffile..etc.update-manager.release-upgrades: 2019-04-29T00:55:40.078049 ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic dist-upgrade third-party-packages upgrade -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1826896 Title: do-release-upgrade fails after cosmic.tar.gz extraction on 18.04.2 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1826896/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs