Warning: include_once(): Failed opening '/home/raffaeleciuca/public_html/wp-content/plugins/yith-woocommerce-ajax-product-filter-premium/includes/class-yith-wcan-query-premium.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/raffaeleciuca/public_html/wp-content/plugins/yith-woocommerce-ajax-product-filter-premium/includes/class-yith-wcan-autoloader.php on line 71

Fatal error: Uncaught Error: Call to undefined method YITH_WCAN_Query_Extended::is_stock_only() in /home/raffaeleciuca/public_html/wp-content/plugins/yith-woocommerce-ajax-product-filter-premium/includes/class-yith-wcan-variations-filtering.php:333 Stack trace: #0 /home/raffaeleciuca/public_html/wp-content/plugins/yith-woocommerce-ajax-product-filter-premium/includes/class-yith-wcan-variations-filtering.php(117): YITH_WCAN_Variations_Filtering->get_filtered_products_or_variations() #1 /home/raffaeleciuca/public_html/wp-includes/class-wp-hook.php(324): YITH_WCAN_Variations_Filtering->append_additional_clauses(Array, Object(WP_Query)) #2 /home/raffaeleciuca/public_html/wp-includes/plugin.php(256): WP_Hook->apply_filters(Array, Array) #3 /home/raffaeleciuca/public_html/wp-includes/class-wp-query.php(2950): apply_filters_ref_array('posts_clauses', Array) #4 /home/raffaeleciuca/public_html/wp-includes/class-wp-query.php(3824): WP_Query->get_posts() #5 /home/raffaeleciuca/public_html/wp-includes/class-wp.php(696): WP_Query->que in /home/raffaeleciuca/public_html/wp-content/plugins/yith-woocommerce-ajax-product-filter-premium/includes/class-yith-wcan-variations-filtering.php on line 333