i followed the directions on how to unlock/jailbreak 2.0 and i keep getting an error message it says " the iphone "iphone" could not be restored. Uknown error occurred (6).

i head if u use simple mode that this error happens a lot, but i've been using "expert" mode the entire time.
i also deleted the device support files in the itunes folder.

what am i doing wrong? can someone please help

i don't know wat to do at this point