Fatal error: Uncaught Error: Class 'fcPayOnePaymentMain_parent' not found in /www/shop/vendor/payone-gmbh/oxid-6/extend/application/controllers/admin/fcPayOnePaymentMain.php:4 Stack trace: #0 {main} thrown in /www/shop/vendor/payone-gmbh/oxid-6/extend/application/controllers/admin/fcPayOnePaymentMain.php on line 4