It was broken for me also and comments from #3 and #4 helped. Calendar
is very important functionality and sudden disappearance was very
problematic. May be work with Mozilla and ask them to update
documentation for Ubuntu so that others facing this problem will have a
quick solution.
I certainly
Public bug reported:
Both the headphone jack ports(front and back) do not work. No sound
heard when connected to headphones or speakers using a 3.5 mm jack.
Description:Ubuntu 16.04.3 LTS
Release:16.04
alsa-base:
Installed: 1.0.25+dfsg-0ubuntu5
Candidate: 1.0.25+dfsg-0ubuntu5
Public bug reported:
I have two accounts on my machine. One account is the default account
that was created when Ubuntu was installed. Other one is active
directory account after joining the machine with the domain. I have
setup the accounts so that both the accounts have sudo permissions.
