Warning: require_once(/customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/widgets/class-wp-widget-pages.php): Failed to open stream: No such file or directory in /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/default-widgets.php on line 11

Fatal error: Uncaught Error: Failed opening required '/customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/widgets/class-wp-widget-pages.php' (include_path='.:/usr/share/php') in /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/default-widgets.php:11
Stack trace:
#0 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/functions.php(4523): require_once()
#1 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/class-wp-hook.php(288): wp_maybe_load_widgets('')
#2 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters('', Array)
#3 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/plugin.php(478): WP_Hook->do_action(Array)
#4 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-settings.php(392): do_action('plugins_loaded')
#5 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-config.php(90): require_once('/customers/d/8/...')
#6 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-load.php(37): require_once('/customers/d/8/...')
#7 /customers/d/8/b/kemiskmor.dk/httpd.www/wp-blog-header.php(13): require_once('/customers/d/8/...')
#8 /customers/d/8/b/kemiskmor.dk/httpd.www/index.php(17): require('/customers/d/8/...')
#9 {main}
  thrown in /customers/d/8/b/kemiskmor.dk/httpd.www/wp-includes/default-widgets.php on line 11