Fatal error: Uncaught Error: Class "Symfony\Component\BrowserKit\AbstractBrowser" not found in D:\NTG_App\www\TIL_Production_Monitoring\vendor\symfony\http-kernel\HttpKernelBrowser.php:31 Stack trace: #0 {main} thrown in D:\NTG_App\www\TIL_Production_Monitoring\vendor\symfony\http-kernel\HttpKernelBrowser.php on line 31