Fatal error: Uncaught Error: Class "Magento\Framework\Component\ComponentRegistrar" not found in /home/www/staging1.gamanorteweb.com/app/code/Sm/ListingTabs/registration.php:11 Stack trace: #0 {main} thrown in /home/www/staging1.gamanorteweb.com/app/code/Sm/ListingTabs/registration.php on line 11