Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /var/www/html/EuriSoftCom/servidor-angular/app/Http/Controllers/Laboratorio/MantenimientoIngresoController.php:36 Stack trace: #0 {main} thrown in /var/www/html/EuriSoftCom/servidor-angular/app/Http/Controllers/Laboratorio/MantenimientoIngresoController.php on line 36