Fatal error: Uncaught Error: Class 'WP_Widget' not found in D:\htdocs2\a-resultat.dk\wp-includes\widgets\class-wp-widget-recent-posts.php:17
Stack trace:
#0 {main}
thrown in D:\htdocs2\a-resultat.dk\wp-includes\widgets\class-wp-widget-recent-posts.php on line 17