I was trying to root my EVO 4g with gingerbread. I pulled up cmd,was typing what I was told. Then it says copy beta key and paste it. I did and it said invalid key. I know I put it in right. I true to start cmd back up. When I got to and,a lot of stuff popped up. Then o said can I just start at beta key,I didn't know how. How do I start from where I left off or start the CMCC process over,plz help