UHD Ripper Fast Forward in UHD Preview Window not working (10.2.1.3)

[FQs19]

I'm using 10.2.1.3, ripping UHD discs, and the Fast Forward is not working in the Preview window.
Reverse does work, however.

Can anyone else confirm this?

I haven't tried a bluray disc yet, but I will.

[Mona]

Thank you for your report. We reproduce the problem, we will fix it as soon as possible.

[FQs19]

Thank you for your report. We reproduce the problem, we will fix it as soon as possible.

Thank you for verifying the problem.