Errr. Oops. Better not do what I said previously (at least not permanently).
Danny said: > services (cons* (screen-locker-service xfce4-session "xflock4") Because of [1], that is maybe not the right fix (however, it should work). Can you do $ cat $(which xflock4) please? It seems to be a wrapper that just uses other tools to do the actual locking. Which ones? It might be that it doesn't find xscreensaver-common but does find gnome-screensaver-command in your profile. Either way it's using something to lock the screen which then won't be able to unlock. [1] https://unix.stackexchange.com/questions/101806/why-doesnt-my-screen-lock-in-xfce