The Hyprland spin is still a beta offering, and unfortunately so far the ISOs do not consistently work for everyone. If you can’t get through the installer I would just check back in a few weeks and try the next ISO.
Like you said, you are able to install some of the other spins so I would just stick with one of those for now. If you are feeling adventurous, there is a guide available for “converting” a Sway installation into a Hyprland one: