[FONT="] [/FONT] i have serious problem that i can’t use my iphone anymore. 1.I had unlocked jailbreaked iphone(ios 4.02) just a few days ago. 2. I tried my iPhone upgrade to 4.1 and retain original baseband(ios 4.02) and unlocked with Tiny Umbrella. But i couldn’t succeed it. These are the steps i did it before; a)I downloaded TinyUmbrella and iphone firmware 4.1 b) Closed iTunes c) Started TinyUmbrella d) Started the TTS Server e) Started iTunes and restore to iOS 4.1 f) Accept the iOS 4.1 Update. g) After the update is complete, iTunes showed the following error message: “The iPhone could not be restored. An unknown error occurred (1004).and “iTunes has detected an iPhone in recovery mode. You must restore this iPhone before it can be used with iTunes. I pressed “OK on each and proceed to the next step. h) Returned to TinyUmbrella to select “kick device out of recovery but i couldn‘t 3.I tried to restore 4.02, then 4.1, later 4.2.1 dozens and dozens of time but i couldn’t succeed it.Every time i tried i was getting error 1013. 4.I tried restore by another computer but nothing changed. 5.c:\windows\system32\drivers\etc\hosts I’ve changed host file with notepad; Remove the line that has gs.apple.com completely and save the file.But this time error changed to 3004 6.I used to recboot, tiny umbrella and redsn0w_win_0.9.6b6 to kick out of recovery mod but nothing changed. i'm trying to (shift) restore now. I’m just see ‘’connect itunes’’ screen with my iphone. i can’t see the emergency call either.What should I do ? Please experts help me ! I would appreciate your help ! asap!