Fatal error: Uncaught Error: Class 'WP_Widget_Categories' not found in /home/piercingowelove/public_html/piercingowelove/wp-content/themes/customify/inc/class-categories-walker.php:3 Stack trace: #0 {main} thrown in /home/piercingowelove/public_html/piercingowelove/wp-content/themes/customify/inc/class-categories-walker.php on line 3