@littmanr
about this error u check discution??plz jst check
http://discussions.apple.com/thread....readID=2329795
i solved my pbolm 3gs i didnt save enything this cstmr device this stuck in recovery mode ,frst i try to restor with cstm frmwere bt i cant restor then i try to exit recover on tiny umberla that time also go back recory mod,then i restor with 4.2.1 original frmwhere ,that time also hang on i tune symbol,then i restor 4.1 original frmwere then go to recovery mode then i exit recovery mode using tiny umberla, then device going to ios call scree,after that jailbreked with limra1 new version...then limra came white symbol but i can open also can install cydia after instaling cediya limra1 and cudia come normaly..then i unlock.....
sory for my bad english