Fatal error: Uncaught Error: Class 'Facebook\WebDriver\Exception\NoSuchAlertException' not found in /home/www/cookbook/vendor/php-webdriver/webdriver/lib/Exception/NoAlertOpenException.php:8 Stack trace: #0 {main} thrown in /home/www/cookbook/vendor/php-webdriver/webdriver/lib/Exception/NoAlertOpenException.php on line 8