Swim Spa Builder

Fatal error: Uncaught Error: Call to undefined function wc_get_products() in /home/customer/www/htss.site/public_html/wp-content/plugins/bp-hp-hot-tub-builder-manager/bp-hp-hot-tub-builder-manager.php:65 Stack trace: #0 /home/customer/www/htss.site/public_html/wp-content/plugins/bp-hp-hot-tub-builder-manager/bp-hp-hot-tub-builder-manager.php(23): bp_display_products() #1 /home/customer/www/htss.site/public_html/wp-includes/class-wp-hook.php(308): htb_axaj_requests('') #2 /home/customer/www/htss.site/public_html/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #3 /home/customer/www/htss.site/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /home/customer/www/htss.site/public_html/wp-settings.php(617): do_action('init') #5 /home/customer/www/htss.site/public_html/wp-config.php(106): require_once('/home/customer/...') #6 /home/customer/www/htss.site/public_html/wp-load.php(50): require_once('/home/customer/...') #7 /home/customer/www/htss.site/public_html/wp-blog-header.php(13): re in /home/customer/www/htss.site/public_html/wp-content/plugins/bp-hp-hot-tub-builder-manager/bp-hp-hot-tub-builder-manager.php on line 65