Fatal error: Uncaught Error: Class 'Makaira\OxidConnectEssential\Modifier' not found in /www/shop/vendor/makaira/oxid-connect-essential/src/Modifier/Category/HierarchyModifier.php:22 Stack trace: #0 {main} thrown in /www/shop/vendor/makaira/oxid-connect-essential/src/Modifier/Category/HierarchyModifier.php on line 22