Share your experience!
I'm sorry to hear that, you could repair the phone with PCC
Bridge (for Mac)
Alternatives on How to backup Xperias
http://talk.sonymobile.com/thread/36355
Re ; That's me , I just lost my password ( again ).
So , I tried to repair it on PCC , it didn't work..
I have the same problem with you 
and i really have no idea how to repair it, i just resetted my phone but it didn't work...