Fatal error: Uncaught Error: Class "Symfony\Component\BrowserKit\AbstractBrowser" not found in D:\programs\xampp\htdocs\blog\vendor\symfony\http-kernel\HttpKernelBrowser.php:30 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\blog\vendor\symfony\http-kernel\HttpKernelBrowser.php on line 30