Warning: require_once(C:\OSGeo4W\apache\htdocs\php/config.php) [function.require-once]: failed to open stream: No such file or directory in C:\OSGeo4W\apache\htdocs\php\search.php on line 13

Fatal error: require_once() [function.require]: Failed opening required 'C:\OSGeo4W\apache\htdocs\php/config.php' (include_path='.;C:\OSGeo4W\Apache\php\PEAR') in C:\OSGeo4W\apache\htdocs\php\search.php on line 13