Gave my newphew my iphone to play with but i got it back it was stuck on recovery mode so i try to restore but keeps geting back to recovery mode. I try a clean restore with itunes, try custom restore with redsn0w but something keep gettin error 21, 1611 and 3124 try on 3 diferent computer same thing. This is so far what i try firts change the host file, tinyumbrella also swap the battery but nothing one thing i notice that tinyumbrella only recognizes the iphone like a numbers, no firmware, baseband or serial number appears where it should be on tinyumbrella anyone with the same problem and found a solution please let me know thanks alot in advance.