“ Originally Posted by V I P 
”
You unlock your phone first (which doesn't change anything visually on your rom so you don't really notice it) then you can flash the custom roms. I sometimes have this problem when I flash my mogul and I just keep doing it and it eventually works.
It is because his phone is not unlocked that why he is having the problem I am on vista an have flashed Hundreds of time no problem. Even different verisons of it lol !!!