Fatal error: Uncaught Error: Class "Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection" not found in /var/www/magento/html/app/code/Aheadworks/Blog/Model/ResourceModel/AbstractCollection.php:23 Stack trace: #0 {main} thrown in /var/www/magento/html/app/code/Aheadworks/Blog/Model/ResourceModel/AbstractCollection.php on line 23