Fortunatly, I successfully solved the problem...
I think it was the upgrade to 3.0.11...
Infact I changed some things inside the startup.php and all works fine now!
The portal is great and now is more faster!

Hi, yesterday I upgraded my forum from 3.0.10 to 3.0.11 and from Portal 2 beta to 2.0 I was checking if all was ok, but i found a very strange thing... In the "who si online" page all users,bot,search engine, got the same IP address... The IP address is from the server that host my forum.....

HI, sorry for my english... I tryed to install this board in my phpbb 3.0.9 forum. All the time the installer reports to me that can't create a table. ( a lazy installer ? hahaha :D ) So i tried to create it all by myself, usign the error listed every time... At the end of the process it says: "...