GigaPixel AI - error while processing

[Please describe your issue here. Try to include logs (Help → Logging) and add screenshots if necessary.]

Steps to reproduce issue:

  1. Step 1 - Load any photo
  2. Step 2 - error message as follows
    for GigiPixel AI - 8.3.3
    Error while processing
    An error was encountered while processing.
    If this continues, please contact support@topazlabs.com.

Topaz GigaPixel AI - Windows 10

ERROR WHILE PROCESSING

GigaPixel 8 - v 8.3.3
At least “High Fidelity” and “Art” Mode cannot be used !!
Error message pops up while processing the preview.
Last time with images above 25000px, but also with smaller images.

Windows 10 Pro 64bit. By far enough RAM and Performance
Radeon RX570