When logged in as admin in drupal "Lost connection to MySQL server"

[Safwan]

When not logged in as admin than i can access all of the site, but i cannot go beyond after logging in as admin.

the errorr:

Lost connection to MySQL server

 

[Safwan]

The site is tuka.co.cc

and the URL which returns the error is:

http://tuka.co.cc/?q=admin