Fatal error: Uncaught Error: Class "Magento\Framework\Model\AbstractModel" not found in /home/www/staging1.gamanorteweb.com/app/code/Sm/MegaMenu/Model/MenuGroup.php:14 Stack trace: #0 {main} thrown in /home/www/staging1.gamanorteweb.com/app/code/Sm/MegaMenu/Model/MenuGroup.php on line 14