Fatal error: Uncaught Error: Class "Magento\Theme\Block\Html\Breadcrumbs" not found in /var/www/magento/html/app/code/BBNT/Base/Block/Html/Breadcrumbs.php:5 Stack trace: #0 {main} thrown in /var/www/magento/html/app/code/BBNT/Base/Block/Html/Breadcrumbs.php on line 5