https://bugs.kde.org/show_bug.cgi?id=456181
--- Comment #6 from Wilbur Jaywright <zargulthewiz...@outlook.com> --- Can confirm, this is related to the graphics tablet. I unplugged its HDMI cable from the DVI<-->HDMI adapter plugged into my PC, then logged out, and since then the UI has been normal. -- You are receiving this mail because: You are watching all bug changes.