Shotcut crashes unusually often; 9 tracks with m2t (1440)

[Micha]

Hello HUdson555x,
hier is the video, thank you for your time and energy:

New video with many problems

Here is a new video. Welt ist Klang - 2022 = World is sound. (Don’t worry, there is no talking here). It wasn’t that easy, Shotcut crashed at least 50 times in the three days I was editing it. First I used the original m2t files (1440x1080, 25fps), then Shotcut crashes every few minutes. Then converted everything, no better. Then redid everything. First converted the m2t to mp4 and started the whole project again: 9 tracks with the clips, each about 50 seconds, but each split about 50 times, th…