I'd like to share a 3 hours hint success here, because I used the keywords "ubuntu logout bug" and first landed here.
But my answer was here: ".Xauthority sometimes owned by root, which blocks login" https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/871667/comments/30
I'd like to share a 3 hours hint success here, because I used the keywords "ubuntu logout bug" and first landed here.
But my answer was here: ".Xauthority sometimes owned by root, which blocks login" /bugs.launchpad .net/ubuntu/ +source/ lightdm/ +bug/871667/ comments/ 30
https:/