The "auto" fix works for me too. Having just upgraded an old Dell Vostro v131 to 17.10, it no longer booted from battery but required the mains adaptor to be used. The change noted in #15 worked at it now boots correctly.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1726930 Title: System fails to start (boot) on battery due to read-only root file- system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/laptop-mode-tools/+bug/1726930/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs