I fixed it with `sudo systemctl enable bluetooth` followed by a reboot. It will print something to the terminal when you enable. Something else must have disabled bluetooth.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1607390 Title: serious bug on bluetooth (Ubuntu 16.04 LTS) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1607390/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs