Warning: require_once(already define./incs/inc.php) [function.require-once]: failed to open stream: No such file or directory in D:\jttt\index.php on line 17

Fatal error: require_once() [function.require]: Failed opening required 'already define./incs/inc.php' (include_path='.;C:\php5\pear') in D:\jttt\index.php on line 17