Fatal error: Uncaught Error: Class "UnzerSDK\Apis\PaymentApiConfig" not found in /var/www/html/dev.hallescherfc.de/vendor/unzerdev/php-sdk/src/Apis/PaymentApiConfigBearerAuth.php:11 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/unzerdev/php-sdk/src/Apis/PaymentApiConfigBearerAuth.php on line 11