Fatal error: Uncaught Error: Class "App\Http\Controllers\AppBaseController" not found in /home/demohost/hospital.demohost.in/app/Http/Controllers/PaymentGatewayController.php:11 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/app/Http/Controllers/PaymentGatewayController.php on line 11