Warning: require(C:\wamp\www/wp-blog-header.php) [function.require]: failed to open stream: No such file or directory in C:\wamp\www\index.php on line 48

Fatal error: require() [function.require]: Failed opening required 'C:\wamp\www/wp-blog-header.php' (include_path='.;C:\php5\pear') in C:\wamp\www\index.php on line 48