I got a Xenial ISO and run it in a virtual machine. Enabled proposed and now upgrading update-manager forces the installation of a newer ubuntu-advantage-tools:
---> $ sudo apt install update-manager --verbose-versions Reading package lists... Building dependency tree... Reading state information... The following additional packages will be installed: distro-info (0.14ubuntu0.3) python3-distro-info (0.14ubuntu0.3) python3-update-manager (1:16.04.20) python3-yaml (3.11-3build1) ubuntu-advantage-tools (31.2~16.04) ubuntu-pro-client (31.2~16.04) ubuntu-pro-client-l10n (31.2~16.04) update-manager-core (1:16.04.20) Suggested packages: shunit2 The following NEW packages will be installed: distro-info (0.14ubuntu0.3) python3-distro-info (0.14ubuntu0.3) python3-yaml (3.11-3build1) ubuntu-pro-client (31.2~16.04) ubuntu-pro-client-l10n (31.2~16.04) The following packages will be upgraded: python3-update-manager (1:16.04.17 => 1:16.04.20) ubuntu-advantage-tools (10ubuntu0.16.04.1 => 31.2~16.04) update-manager (1:16.04.17 => 1:16.04.20) update-manager-core (1:16.04.17 => 1:16.04.20) 4 upgraded, 5 newly installed, 0 to remove and 210 not upgraded. Inst python3-yaml (3.11-3build1 Ubuntu:16.04/xenial [amd64]) Inst distro-info (0.14ubuntu0.3 Ubuntu:16.04/xenial-proposed [amd64]) Inst ubuntu-advantage-tools [10ubuntu0.16.04.1] (31.2~16.04 Ubuntu:16.04/xenial-proposed [all]) [] Inst ubuntu-pro-client (31.2~16.04 Ubuntu:16.04/xenial-proposed [amd64]) Inst ubuntu-pro-client-l10n (31.2~16.04 Ubuntu:16.04/xenial-proposed [amd64]) Inst python3-update-manager [1:16.04.17] (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) [update-manager-core:amd64 ] Inst update-manager-core [1:16.04.17] (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) [update-manager:amd64 ] Inst update-manager [1:16.04.17] (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) [] Inst python3-distro-info (0.14ubuntu0.3 Ubuntu:16.04/xenial-proposed [all]) Conf python3-yaml (3.11-3build1 Ubuntu:16.04/xenial [amd64]) Conf distro-info (0.14ubuntu0.3 Ubuntu:16.04/xenial-proposed [amd64]) Conf ubuntu-pro-client (31.2~16.04 Ubuntu:16.04/xenial-proposed [amd64]) Conf ubuntu-advantage-tools (31.2~16.04 Ubuntu:16.04/xenial-proposed [all]) Conf ubuntu-pro-client-l10n (31.2~16.04 Ubuntu:16.04/xenial-proposed [amd64]) Conf python3-update-manager (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) Conf python3-distro-info (0.14ubuntu0.3 Ubuntu:16.04/xenial-proposed [all]) Conf update-manager-core (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) Conf update-manager (1:16.04.20 Ubuntu:16.04/xenial-proposed [all]) <--- I confirm then that launching and finishing update-manager without internet connection produces no error any more. ** Tags removed: verification-needed verification-needed-xenial ** Tags added: verification-done verification-done-xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2049785 Title: /usr/bin/update-manager:json.decoder.JSONDecodeError:/bin/update- manager@118:start_update:start_available:refresh_cache:_get_ua_security_status:load:loads:decode:raw_decode To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/2049785/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
