in php error log i see that
[16-Nov-2013 10:05:13 UTC] PHP Fatal error: Database error in "<b>/Users/anon/Sites/mysupertop.com/install/update.php</b>" on line <b>437</b><br /><br />
Table 'atop2.ats_langs' doesn't exist in /Users/anon/Sites/mysupertop.com/sources/sql/mysql.php on line 89