Cannot get a slide thumbnail (C# .NET Docker)

Hi Aspose. I’m facing an issue trying to get a slide thumbnail using Windows container with docker. Could you advise? Here you can get the source code:
https://drive.google.com/file/d/19sZix5zQSVZw3akbthpdnPSGkOFt2wPh/view?usp=sharing

@obrusentsov,

I have observed the issue shared by you and a ticket with ID SLIDESNET-41838 has been created in our issue tracking system to further investigate and resolve the issue. This thread has been linked with the issue so that you may be notified once the issue will be fixed.