Fatal error: Uncaught Error: Interface 'Magento\Store\Model\StoreSwitcherInterface' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-store/Model/StoreSwitcher.php:16 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-store/Model/StoreSwitcher.php on line 16