cron job emailing me error

Can anyone tell me what this error means? my cron job emailed me this error

<div style="border:2px solid red;padding:4px;width:600px;margin:0px auto;">
<div style="text-align:center;background-color:red;color:white;font-weight:bold;">Error</div>
<div style="text-align:center;">Database connect failed</div>
</div>
<br />
<b>Warning</b>:  mysql_error(): supplied argument is not a valid MySQL-Link resource in <b>/home/worldofn/public_html/inc/classes/BxDolDb.php</b> on line <b>447</b><br /> <br /> <b>Fatal error</b>:  Call to a member function getParam() on a non-object in <b>/home/worldofn/public_html/inc/db.inc.php</b> on line <b>83</b><br />

your database info in inc/header.inc.php is wrong....please double check it.

$db['user']                = 'sdsfsd';
$db['passwd']              = 'mrpdfsdfsf';
$db['db']                  = 'darrsdfsdf';

make sure there are no spaces etc