look on the first page of this thred
working market and full root!
move this to the sd card or the internal and update it once you get back to the main screen open the market login first try to download some thing if it fails then do this
Market Fix if not working:
1. Open Settings.
2. Select Applications.
3. Select Manage Applications.
4 Press Menu > Filter > All
5. Clear Cache for - Checkin Service, Download Manager, Gmail, Google Talk Service and Market
6. Reboot Device
if you wish to donate pm me and ill give you my mailing address"
i got it working