Fatal error: Uncaught Error: Class "WP_Widget" not found in /home/workings/public_html/hidden/wp-content/plugins/mojo-marketplace-wp-plugin/inc/themes-widget.php:6 Stack trace: #0 {main} thrown in /home/workings/public_html/hidden/wp-content/plugins/mojo-marketplace-wp-plugin/inc/themes-widget.php on line 6