Fatal error: Uncaught Error: Interface "Magento\Framework\Event\ObserverInterface" not found in /var/www/magento/html/app/code/BBNT/Dinkus/Model/Observer/Save.php:17
Stack trace:
#0 {main}
thrown in /var/www/magento/html/app/code/BBNT/Dinkus/Model/Observer/Save.php on line 17