Thanks for using our Theme and for contacting us.
In order to solve your issue please go to Dashboard >> Woocommerce >> Settings >> Advanced >> Cart page >> choose/select Cart page. Save Settings and Check back to your site after clearing the browser cache. See the image for a better reference: https://ibb.co/7rLR1xJ
Otherwise, please share your site WP Admin Login Credentials with me here in the private content area of this topic, so that I will further check it for you on your site.
Regards 8Themes Team.
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.