Warning: require(sys/smarty/Smarty.class.php) [function.require]: failed to open stream: No such file or directory in /home/[path]/sys/config.inc.php on line 12

Fatal error: require() [function.require]: Failed opening required 'sys/smarty/Smarty.class.php' (include_path='.:/usr/local/php5/lib/php') in /home/[path]/sys/config.inc.php on line 12