https://bugs.kde.org/show_bug.cgi?id=421450
--- Comment #1 from slartibar...@gmail.com --- some more information: this happens only by changing the 'animation speed' in systemsettings5 > workspace behavior > general behavior (after logoff/login all is fine again, double-clicking on titlebar works as expected. Change the slider setttings - and double click is gone) -- You are receiving this mail because: You are watching all bug changes.