It looks like the Description of products was created using WPBakery, but this plugin is not activated on your site now. Edit Products using Elementor, delete old description and create a new one using Elementor only.
Theme Options > WooCommerce > Shop > Catalog mode > Just Catalog > On, Permission Restrictions Just For and Hide Price
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.