Fatal error: Uncaught Error: Class "WP_Widget" not found in C:\xampp\htdocs\alumni-rmutr\wp-includes\widgets\class-wp-widget-meta.php:19
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\alumni-rmutr\wp-includes\widgets\class-wp-widget-meta.php on line 19