Fatal error: Uncaught Error: Class "Illuminate\Support\Collection" not found in T:\Xampp\htdocs\notice\vendor\laravel\framework\src\Illuminate\Routing\SortedMiddleware.php:7 Stack trace: #0 {main} thrown in T:\Xampp\htdocs\notice\vendor\laravel\framework\src\Illuminate\Routing\SortedMiddleware.php on line 7