Cant export videos on ubuntu 20.10 (Failed to load "%2Ftmp%2Fshotcut-MqYBjH.mlt?multi:1")

[Elusien]

Are you downloading Shotcut from the official Shotcut download website (Shotcut - Download)? Others who had this problem sorted it out by downloading from there. See:

Export produces no file

A year ago Shotcut saved my ass when I suddenly had to prep all my university lectures as videos instead of standing in front of a bunch students. Everything worked wonderfully. Now, for some reason I cannot fathom, I am unable to export videos. Running shotcut 21.04.06 (is what it reports on launch but package dnf manager reports shotcut-21.03.21-2.fc34.x86_64) on fully patched and current Fedora Core 34. Video imported from OBs and edited in shortcut, in timeline all sound and video plays p…