Fatal error: Uncaught Error: Class 'WP_List_Table' not found in /usr/home/nitrodesign/public_html/theinsolent.art/wp-admin/includes/class-wp-themes-list-table.php:17 Stack trace: #0 {main} thrown in /usr/home/nitrodesign/public_html/theinsolent.art/wp-admin/includes/class-wp-themes-list-table.php on line 17