i try to upgrade 3gs from 3.1.3 to ios4 spirit2pwn mode (From iPhone 3GS 3.1.3 Spirit Jailbreak to iOS4 Sn0wbreeze | Life in 0 and 1 ) and after reboot phone stuck in dfu mode and can`t restore i try 4.0-4.0.1 but i get error 3014 even try with umbrela ssh backup on 4.0 but still the same error.