https://bugs.kde.org/show_bug.cgi?id=451489
--- Comment #6 from Patrick Silva <bugsefor...@gmx.com> --- another way to reproduce on neon unstable: 1. open Screen Edges KCM 2. choose another action to the upper left corner - I chose 'Desktop Grid' 3. apply the change - notice the screen flicker after click on 'Apply' button 4. hover over the categories in the sidebar Result: shadowless tooltips -- You are receiving this mail because: You are watching all bug changes.