Fatal error: Uncaught Error: Class "Magento\Framework\App\Action\Action" not found in /home/airtimer/public_html/vendor/mageworx/module-htmlsitemap/Controller/Index/Index.php:17 Stack trace: #0 {main} thrown in /home/airtimer/public_html/vendor/mageworx/module-htmlsitemap/Controller/Index/Index.php on line 17