Warning: require_once(./include/lib/Dboo.php) [function.require-once]: failed to open stream: No such file or directory in D:\Apache2.2\htdocs\include\public\index.php on line 5

Fatal error: require_once() [function.require]: Failed opening required './include/lib/Dboo.php' (include_path='.;C:\php5\pear') in D:\Apache2.2\htdocs\include\public\index.php on line 5