Fatal error: Uncaught Error: Interface "Facebook\WebDriver\Remote\FileDetector" not found in D:\trms\htdocs\trms3\vendor\php-webdriver\webdriver\lib\Remote\UselessFileDetector.php:5 Stack trace: #0 {main} thrown in D:\trms\htdocs\trms3\vendor\php-webdriver\webdriver\lib\Remote\UselessFileDetector.php on line 5