I can confirm this happens for me.
I did try to activate external monitor via xrandr, lxrandr and monitor setting app.
It looks like when light-locker activates, it starts new Xorg instance, and that new instance is using default monitor config: internal only, no external ones.
I can confirm this happens for me.
I did try to activate external monitor via xrandr, lxrandr and monitor setting app.
It looks like when light-locker activates, it starts new Xorg instance, and that new instance is using default monitor config: internal only, no external ones.