Fatal error: Uncaught Error: Interface "App\Interfaces\PaymentGatewayInterface" not found in /home/mydemotec/public_html/newedu/app/Services/AamarPayment.php:7 Stack trace: #0 {main} thrown in /home/mydemotec/public_html/newedu/app/Services/AamarPayment.php on line 7