Fatal error: Uncaught Error: Class "App\Http\Controllers\Gateway\PaypalSdk\PayPalHttp\HttpClient" not found in /var/www/html/core/app/Http/Controllers/Gateway/PaypalSdk/Core/PayPalHttpClient.php:7 Stack trace: #0 {main} thrown in /var/www/html/core/app/Http/Controllers/Gateway/PaypalSdk/Core/PayPalHttpClient.php on line 7