Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in D:\xampp\htdocs\inventory-pos-cdsl\app\Http\Controllers\ecommerce\EcommerceController.php:18 Stack trace: #0 {main} thrown in D:\xampp\htdocs\inventory-pos-cdsl\app\Http\Controllers\ecommerce\EcommerceController.php on line 18