Created attachment 129311 [details] This project file causes the crash SUMMARY Kdenlive crashes after loading existing project STEPS TO REPRODUCE 1. Start Kdenlive 2. Open project 3. Wait about 10 s without doing anything OBSERVED RESULT Kdenlive crashes EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.18.5 KDE Frameworks Version: 5.70.0 Qt Version: 5.12.7 ADDITIONAL INFORMATION The very same happens with 20.07.7-appimage
Thanks for your report! I cannot reproduce (using placeholder clips). Can you please update to the latest version (20.12.3 at the moment, https://kdenlive.org/en/download/) or the nightly build and report here whether this is still happening? If this is still happening please try to start the appimage from the terminal and provide the output.
The current version kdenlive-20.12.3-x86_64.appimage doe4sn't produce the error anymore. Thanks for your work!