Fatal error: Uncaught Error: Call to undefined function add_thickbox() in /home/difaluxelt/v3/wp-content/plugins/yith-woocommerce-compare/plugin-fw/templates/panel/woocommerce/woocommerce-panel.php:1 Stack trace: #0 {main} thrown in /home/difaluxelt/v3/wp-content/plugins/yith-woocommerce-compare/plugin-fw/templates/panel/woocommerce/woocommerce-panel.php on line 1