Fatal error: Uncaught Error: Class "WebDriver\Capability" not found in /home/.sites/site4/wwwroot/web/4.0/ui/vendor/instaclick/php-webdriver/lib/WebDriver/SauceLabs/Capability.php:31 Stack trace: #0 {main} thrown in /home/.sites/site4/wwwroot/web/4.0/ui/vendor/instaclick/php-webdriver/lib/WebDriver/SauceLabs/Capability.php on line 31