Fatal error: Uncaught Error: Class "WP_Widget" not found in /home/djace/public_html/wp-content/plugins/photo-gallery/admin/controllers/WidgetTags.php:6 Stack trace: #0 {main} thrown in /home/djace/public_html/wp-content/plugins/photo-gallery/admin/controllers/WidgetTags.php on line 6