Fatal error: Uncaught Error: Class "Magento\Catalog\Block\Product\View\Gallery" not found in /var/www/magento/html/app/code/MagicToolbox/MagicZoomPlus/Block/Product/View/Gallery.php:12 Stack trace: #0 {main} thrown in /var/www/magento/html/app/code/MagicToolbox/MagicZoomPlus/Block/Product/View/Gallery.php on line 12