Fatal error: Uncaught Error: Class "Symfony\Component\Config\Exception\FileLoaderLoadException" not found in C:\Apache24\htdocs\cw\vendor\symfony\config\Exception\LoaderLoadException.php:19 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cw\vendor\symfony\config\Exception\LoaderLoadException.php on line 19