Fatal error: Uncaught Error: Class 'Walker' not found in /var/www/noteswp.new/wp-content/plugins-backup/dokan-lite/includes/widgets/menu-category.php:6 Stack trace: #0 {main} thrown in /var/www/noteswp.new/wp-content/plugins-backup/dokan-lite/includes/widgets/menu-category.php on line 6