Fatal error: Uncaught Error: Class "Magento\Cms\Controller\Adminhtml\Block\Index" not found in /var/www/magento/html/generated/code/Magento/Cms/Controller/Adminhtml/Block/Index/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Magento/Cms/Controller/Adminhtml/Block/Index/Interceptor.php on line 7