Fatal error: Uncaught Error: Class 'OxidEsales\Eshop\Core\DatabaseProvider' not found in /www/shop/vendor/oxid-esales/paypal-module/Tests/additional.inc.php:4 Stack trace: #0 {main} thrown in /www/shop/vendor/oxid-esales/paypal-module/Tests/additional.inc.php on line 4