Fatal error: Uncaught Error: Class "WC_AJAX" not found in /usr/www/renaz/modbodfit/wp-content/plugins/woocommerce-appointments/includes/compatibility/class-wc-ajax-compat.php:7 Stack trace: #0 {main} thrown in /usr/www/renaz/modbodfit/wp-content/plugins/woocommerce-appointments/includes/compatibility/class-wc-ajax-compat.php on line 7