Something went wrong page opening after clicking on proceed to payment in rental hive theme.
It is not redirecting on checkout page: See attached image
We checked this issue from our side, and it seems okay. Please check your site again, and if the issue occurs again, follow the recommendations we provided above.
We checked this issue again, and everything is working. I recommend that you try testing with a different browser, and also clear your cache.
P.S. If you purchased a theme or extension, please enter the license key in the forum profile settings, this will enable the Premium Support badge and ensure a 24-hour turnaround time.