求助一下 無法升級iOS 4.01

升級4.01時itune發生錯誤碼1604
GOOGLE了之後發現解決辦法為重開機
但我重開之後依然如此
不知如何解決?

我的iphone 3Gs韌體版本為3.1.2 用黑雨JB的
44周以後的機子

p.s.我現在跟iphone 3Gs同步的電腦是另一部
原先跟iphone同步的那台電腦硬碟掛了
資料沒備份就不回來了
不知道是否跟這有關係?


錯誤報告:
2010-08-08 18:44:21.703 [3224:c9c]: restore library built Jun 8 2010 at 18:17:31
2010-08-08 18:44:21.703 [3224:c9c]: iTunes: iTunes 9.2.1.5
2010-08-08 18:44:21.703 [3224:c9c]: iTunes: Software payload version: 8A306
2010-08-08 18:44:21.765 [3224:b8]: iTunes: Specifying UOI boot image
2010-08-08 18:44:21.765 [3224:b8]: requested restore behavior: Erase
2010-08-08 18:44:21.781 [3224:b8]: amai: AMAuthInstallPlatformCreateDataFromFileURL: can't resolve file
2010-08-08 18:44:23.625 [3224:b8]: amai: AMAuthInstallRequestSendSync: received tss response (server version: 0.6.31-b2)
2010-08-08 18:44:24.640 [3224:764]: iBoot build-version = iBoot-636.66
2010-08-08 18:44:24.640 [3224:764]: iBoot build-style = RELEASE
2010-08-08 18:44:24.640 [3224:764]: AMDeviceIoControl: GetOverlappedResult failed
2010-08-08 18:44:24.640 [3224:764]: AMDeviceIoControl: pipe stall
2010-08-08 18:44:24.640 [3224:764]: USBControlTransfer: error 31, usbd status c0000004
2010-08-08 18:44:24.640 [3224:764]: command device request for 'getenv radio-error' failed: 2008
2010-08-08 18:44:24.640 [3224:764]: radio-error not set
2010-08-08 18:44:24.640 [3224:764]: unable to open device_map.txt: No such file or directory
2010-08-08 18:44:24.640 [3224:764]: <Recovery Mode Device 02EF70B8>: production fused device
2010-08-08 18:44:24.640 [3224:764]: interface has 1 endpoints, file pipe = 1

2010-08-08 18:44:24.640 [3224:764]: <Recovery Mode Device 02EF70B8>: operation 4 progress -1
2010-08-08 18:44:24.718 [3224:764]: bootstrapping restore with iBEC
2010-08-08 18:44:24.718 [3224:764]: <Recovery Mode Device 02EF70B8>: operation 31 progress -1
2010-08-08 18:44:25.718 [3224:764]: <Recovery Mode Device 02EF70B8>: Recovery mode succeeded
2010-08-08 18:49:25.781 [3224:c9c]: iTunes: Restore error 1604