Xperia neo-v 4.1.B.0.431 update problem

[#1]

Hi,I am having troubles updating my xperia neo-v.I start pc companion and when the computer is verifying the phone,the phone shuts down.

[#2]

Not needed anymore i got this:D http://talk.sonymobile.com/message/202076#202076 it was the same error i have to wait