Fatal error: Uncaught Error: Class 'Magento\Eav\Model\Entity\Setup\PropertyMapperAbstract' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-configurable-product/Model/ResourceModel/Setup/PropertyMapper.php:12 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-configurable-product/Model/ResourceModel/Setup/PropertyMapper.php on line 12