https://bugs.kde.org/show_bug.cgi?id=456278
--- Comment #4 from David Chmelik <dchme...@gmail.com> --- KDE programs--even not in system-tray (Okular, etc.)--are also affected, such as if selected while others are flickering (usually/always from being minimized/maximized to/from system-tray). -- You are receiving this mail because: You are watching all bug changes.