Critical Problem Occur

I have site

http://clueforumz.com

though violating rule i m banned from host…..

and i m change my host and i have backup

but problem is that previously my site is running on WordPress 2.6 version but now today wordpress 2.7 comes

in sql wordpress 2.6 = 16 Entity
In sql WordPress 2.7 = 10 Entry

Whenever i m update backup with wordpress 2.7 it show me nothing……

Help me…….