I just reproduced this bug minutes ago along with complete debug logging and a screenshot showing the issue:
Ticket #6823
As I already mentioned, the issue happens when Windows 11 powers off the screen.
AppData\Local\Temp\WaveForms [#20605]
Moderator: Gurus
Re: AppData\Local\Temp\WaveForms [#20605]
fyi: the waveform sizing issue is being tracked at https://www.ventismedia.com/mantis/view.php?id=20901