Kunta,
Format error generally means the file system on the player is corrupt. This has nothing to do w/ firmware BTW.
Simply reformat the player's file system w/ amvtools utility. If that doen't work, I have had great luck w/ HP flash format ut.
Download here:
http://72.14.203.104/search?q=cache:...s&ct=clnk&cd=2
post your results so we all can learn....
(note: admin ---does this tool belong in downloads section ?? )
Iridium