Warning: require_once(//wp-admin/setup-config.php) [function.require-once]: failed to open stream: No such file or directory in /wp-config.php on line 92

Fatal error: require_once() [function.require]: Failed opening required '//wp-admin/setup-config.php' (include_path='.:/:/usr/local/php/pear5') in /wp-config.php on line 92