Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/portalnunoa/public_html/sga/app/Http/Controllers/docente/MaterialesRecursosController.php:20 Stack trace: #0 {main} thrown in /home/portalnunoa/public_html/sga/app/Http/Controllers/docente/MaterialesRecursosController.php on line 20