Not sure if you’re aware, but you can always save your log before you exit.
You can also create a shortcut to Shotcut’s log file, which will be useful to you or anyone else who has experienced crashes and want to get at the log file, before restarting.
Windows 10 instructions on making a shortcut for the log file.
Settings/App Data Directory/Show.
Right click on
Right click on the shortcut, then cut (or copy).
Go to your projects folder, right click, paste.
From here you can rename it you wish to.
Every time you want a log after Shotcut crashes, use this shortcut before you open Shotcut back up again. It’s a direct link back to the actual Shotcut log file.
Then you can open it up, then File - Save As for a different file name save.