table wizard cant show external mysql DB? why ?

Hi guys,
this is very important and urgent,

I installed
table wizard - and ofcourse migrate and schema
I did edit settings.php so it can connect my other mysql db which is on the same server

the problem is that when I use table wizard to show all tables of drupal db and my other external my db which it shows drupal db tables only and i can not see the other tables
i spent the whole day just trying and searching, but no chance
so please help me guys
urgent

thanks alot