(In reply to Anthony Hughes from comment #19) > I just wanted to mention that I hit this frequently with the KDE desktop in > Leap 42.2 and thought it was a KDE issue so I reinstalled with Gnome 3.20.2 > but experience it in both environments. My setup is a Lenovo Thinkpad x260 > with an Intel(R) HD Graphics 520 (Skylake GT2) with a 1080p monitor > connected via mini-displayport to HDMI (ie. laptop <> minidp <> hdmi <> > monitor). My monitor is configured as the secondary display oriented above > my main display. It happens once a day on average. > > Please let me know if there's any logging or debug info I can provide to > support this bug. Sorry, I forgot to mention that I do not experience this in Ubuntu 16.04 nor Fedora 25, in case it's relevant.