Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /opt/lampp/htdocs/myhospitalnow/mhn-file-management-ms/app/Http/Controllers/InstallController.php:9 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-file-management-ms/app/Http/Controllers/InstallController.php on line 9