Fatal error: Uncaught Error: Class "Facebook\WebDriver\Exception\WebDriverException" not found in /var/www/Outros/php-webdriver-main/lib/Exception/StaleElementReferenceException.php:8 Stack trace: #0 {main} thrown in /var/www/Outros/php-webdriver-main/lib/Exception/StaleElementReferenceException.php on line 8