I tried every single solution, even #69, and nothing worked for me. Not sure what I could try in order to help.
I think, but I'm really not sure at all, that the issue started when I disabled the autologin feature from lightdm ; but I was reinstalling everything so I was doing a lot of different things :/ (indeed putting autologin back doesnt solve anything) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1240336 Title: Not authorized to perform operation / Unable to determine the session we are in: No session for pid To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/1240336/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs