Problem Backing up Def Jam Icon

[MagicianB]

I have the Kreon dvd rom drive. And didn't have any problem backing up any of my games with xbox backup creator. But when It tries to read def jam icon it says unknown partition. I was wondering if anyone out there could help me.

 

[hubbley2k]

there is a problem backing up some new games.

read this

http://www.360mods.net/Forums/viewtopic/t=1087.html

 

[MagicianB]

Thanks a lot for the info!