Fatal error: Uncaught Error: Class 'OxidEsales\PayPalModule\Core\Model' not found in /www/shop/vendor/oxid-esales/paypal-module/Model/PayPalOrder.php:27 Stack trace: #0 {main} thrown in /www/shop/vendor/oxid-esales/paypal-module/Model/PayPalOrder.php on line 27