Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in C:\xampp\htdocs\new_saas\backend\app\Http\Controllers\API\V1\Admin\WhatsAppSettingsController.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\new_saas\backend\app\Http\Controllers\API\V1\Admin\WhatsAppSettingsController.php on line 13