#24 worked for me BUT with the addition of removing leftover lock files first:
sudo rm /var/lib/dpkg/lock sudo rm /var/cache/apt/archives/lock Dangerous if anything apt related still running - but I think a lot of people will CTRL-C their way out of "apt-get update" of somehow try to kill a hung update-manager. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1579712 Title: Refresh hangs indefinitely, appstreamcli using 100% CPU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/appstream/+bug/1579712/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
