please help...iPhone crash after installed application

[a_21e]

dear all
please help me to get my iphone working again without have to restore it...the problem started when i installed application, it crash then i had to hard reboot....and now it wont boot pass apple logo and grey circle spinning...

did a lot of research and none of these command seem worked except reboot...
] setenv auto-boot true
] saveenv
] reboot

here is irecovery report

Got USB
[NAND] Found Chip ID 0x4604682C8900 on FMI0:CE0
[NAND] Found Chip ID 0x4604682C8900 on FMI0:CE1
[NAND] Found Chip ID 0x4604682C8900 on FMI1:CE8
[NAND] Found Chip ID 0x4604682C8900 on FMI1:CE9


=======================================
::
:: iBoot for n88ap, Copyright 2010, Apple Inc.
::
::
======================================

[FTL:MSG] Apple NAND Driver (AND) RO
[NAND] Found Chip ID 0x4604682C8900 on FMI0:CE0
[NAND] Found Chip ID 0x4604682C8900 on FMI0:CE1
[NAND] Found Chip ID 0x4604682C8900 on FMI1:CE8
[NAND] Found Chip ID 0x4604682C8900 on FMI1:CE9
[FTL:MSG] FIL_Init [OK]
[FTL:MSG] BUF_Init [OK]
[FTL:MSG] FPart Init [OK]
read new style signature 0x43313133 (line:405)
[FTL:MSG] VSVFL Register [OK]
[FTL:MSG] VFL Init [OK]
[FTL:MSG] VFL_Open [OK]
[FTL:MSG] YAFTL Register [OK]
yaFTL::YAFTL_Open(l:2725): CXT is not valid . Performing full NAND R/O restore ...
[FTL:MSG] FTL_Open [OK]
Boot Failure Count: 15 Panic Fail Count: 1


anyone can help please..

IPHONE 3GS IOS 4

[tekkens774]

i would just restore it. my phone crashs all the time. if ur backed up in itunes should get most of ur stuff back. u restore it its gana give u the up date 4.1 if u wana stay they same ul have to down load ios 4.0 4.0.1 tiny anbrala save to desk top. then go to start word pad right click run as administraor. go to file open. then ul see it says systems32 drivers ect. click up there it will swich to c;\windows\systems\drivers\ect deleat back and leave c;\windows. then go down to rich text fomat click it ul see all documents click it go to host click it. then u should be a a page says copy right at the top. go down to u see ;;1 localhost. right under this type in 74.208.105.171 gs.apple.com save it. go to itunes put ur phone in duf mode when u get to ware it says restore hold down shift key hit restore ul see 4.0 restore it.

[a_21e]

do u think is there any other way to get rid of it without restoring it since my last backup was 2 weeks ago ...thanks for your reply