Thanks for using our theme and for contacting us.
As I can see, GMAPS for WPBakery Page Builder plugin is activated on your site. But there are a lot of other plugins, 3rd-party plugins may cause errors during the demo data installation.
Go to Plugins > temporarily disable all plugins except – Contact Form 7, GMAPS for WPBakery Page Builder, MC4WP: Mailchimp for WordPress, Slider Revolution, WooCommerce, WPBakery Page Builder, XStore Core, YITH WooCommerce Wishlist, YITH WooCommerce Compare , then run the import.
Let us know the result.
