https://bugs.kde.org/show_bug.cgi?id=400660
--- Comment #2 from Adam Spiers <kde-b...@adamspiers.org> --- I just managed to reproduce the corruption and saw this on STDERR, although I'm not sure exactly how I managed it :-/ org.kde.multimedia.kdenlive: Overlay track not found, something is wrong!! org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 org.kde.multimedia.kdenlive: /// ARGH, requesting nullptr track: 10 - MAX is: 10 -- You are receiving this mail because: You are watching all bug changes.