Warning: require_once(Mail.php) [function.require-once]: failed to open stream: No such file or directory in /srv/www/htdocs/asp/admin/configs/config.inc.php on line 123

Fatal error: require_once() [function.require]: Failed opening required 'Mail.php' (include_path='.:/usr/local/lib/php:/srv/www/htdocs/asp/libs/externals/') in /srv/www/htdocs/asp/admin/configs/config.inc.php on line 123