BTW, for thsoe affected by the bug, the lightdm config file is located in /usr/share/lightdm/lightdm-gtk-greeter.conf.d/30_xubuntu.conf on Ubuntu 18.04.
This usually happens after my system has been left idle for hours.
BTW, for thsoe affected by the bug, the lightdm config file is located in /usr/share/ lightdm/ lightdm- gtk-greeter. conf.d/ 30_xubuntu. conf on Ubuntu 18.04.
This usually happens after my system has been left idle for hours.