Fatal error: Uncaught Error: Class 'Magento\Framework\Exception\LocalizedException' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-catalog-inventory/Model/StockStateException.php:15 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-catalog-inventory/Model/StockStateException.php on line 15