Stuck ofter OTA rooted 551ML

as subject, i forgot to tell to not OTA to my girl.. and now it's stuck on boot.

i tried to adb sideload but it keep on telling "protocol fault"

i'm reading from hours and i'm not not sure of what to do.. to many version..
is that right to sideload a stock rom?

any idea how to solve the protocol fault ? (it's a win 8 machine)

thanks for support guys