Fatal error: Uncaught Error: Class 'Magento\Framework\DB\AbstractMapper' not found in /home/esecureh/public_html/magdemo/vendor/magento/framework/DB/GenericMapper.php:13 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/framework/DB/GenericMapper.php on line 13