Fatal error: Uncaught Error: Class "Illuminate\Routing\AbstractRouteCollection" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\laravel\framework\src\Illuminate\Routing\CompiledRouteCollection.php:15 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\laravel\framework\src\Illuminate\Routing\CompiledRouteCollection.php on line 15