I had the exact same issue. In my case, I upgraded xubuntu 16.04 to 18.04 and this issue started showing up. Pulseaudio was also not working. >From further investigation, I noticed that chrome-remote-desktop was starting >Xsession and this was causing issues. I removed that package and it fixed the >issue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776475 Title: Unlocking existing session often requires several attempts. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1776475/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
