Fatal error: Uncaught Error: Interface "Magento\Framework\Event\ObserverInterface" not found in /var/www/magento/html/app/code/Aheadworks/Blog/Observer/UrlRewrites/AuthorSaveAfterProcessingObserver.php:30
Stack trace:
#0 {main}
thrown in /var/www/magento/html/app/code/Aheadworks/Blog/Observer/UrlRewrites/AuthorSaveAfterProcessingObserver.php on line 30