Fatal error: Uncaught Error: Class 'OxidEsales\Codeception\Module\FixturesHelper' not found in /www/shop/vendor/fatchip-gmbh/oxid-klarna-6/Tests/Codeception/_bootstrap.php:8 Stack trace: #0 {main} thrown in /www/shop/vendor/fatchip-gmbh/oxid-klarna-6/Tests/Codeception/_bootstrap.php on line 8