Warning: require(/home/www/wordpress/wp-includes/cron.php): failed to open stream: No such file or directory in /home/www/wordpress/wp-settings.php on line 252

Warning: require(/home/www/wordpress/wp-includes/cron.php): failed to open stream: No such file or directory in /home/www/wordpress/wp-settings.php on line 252

Fatal error: require(): Failed opening required '/home/www/wordpress/wp-includes/cron.php' (include_path='.:/usr/share/php') in /home/www/wordpress/wp-settings.php on line 252