What is your operating system? Windows 10
What is your Shotcut version? 21.05.18
Steps I used to reproduce:
- Drag a clip in the Playlist.
- Drag a clip in the Source.
- Drag a clip in the Timeline.
- Open the Source Tab.
- Right-click on the clip in the Playlist and choose Replace
- The clip is replaced by the content of the Source.
- Click Undo
- Open the Project Tab
- Right-click on the clip in the Playlist and choose Replace
- The clip name changes to
<tractor>
and Shotcut crashes.
- The clip name changes to
I used image clips in the example bellow, but the same thing happens when using video clips.