Fatal error: Uncaught Error: Interface 'Iyzipay\HttpClient' not found in /home/plcshop/amarshokh.com/vendor/iyzico/iyzipay-php/src/Iyzipay/DefaultHttpClient.php:5 Stack trace: #0 {main} thrown in /home/plcshop/amarshokh.com/vendor/iyzico/iyzipay-php/src/Iyzipay/DefaultHttpClient.php on line 5