Xperia ion LT28h flashing problem

[AaruneyRahul]

I used the flashtool to update to JellyBean but i get the following error. My phone is not rooted.

14/041/2013 08:41:10 - INFO  - <- This level is successfully initialized

14/041/2013 08:41:10 - INFO  - Flashtool Version 0.9.10.1 built on 2013-01-09 19:49:47

14/041/2013 08:41:10 - INFO  - You can drag and drop ftf files here to start flashing them

14/041/2013 08:41:15 - INFO  - Device connected with USB debugging on

14/041/2013 08:41:15 - INFO  - Connected device : LT28

14/041/2013 08:41:15 - INFO  - Installed version of busybox : BusyBox v1.16.2androidfull (2011-06-09 17:40:07 CST) multi-call binary.

14/041/2013 08:41:15 - INFO  - Android version : 2.3.4 / kernel version : 2.6.38-android-x86+ / Build number : GRJ22

14/042/2013 08:42:19 - INFO  - Selected LT28h_6.2.B.0.211_Generic.ftf

14/042/2013 08:42:19 - INFO  - Preparing files for flashing

14/042/2013 08:42:22 - INFO  - Device disconnected

14/042/2013 08:42:33 - INFO  - Please connect your device into flashmode.

14/042/2013 08:42:46 - INFO  - Device connected in flash mode

14/042/2013 08:42:47 - INFO  - Opening device for R/W

14/042/2013 08:42:47 - INFO  - Start Flashing

14/042/2013 08:42:47 - INFO  - Processing loader

14/042/2013 08:42:47 - INFO  -     Checking header

14/042/2013 08:42:47 - INFO  - Ending flash session

14/042/2013 08:42:47 - ERROR -

14/042/2013 08:42:47 - ERROR - Error flashing. Aborted

14/042/2013 08:42:47 - INFO  - Device connected in flash mode

14/042/2013 08:42:50 - INFO  - Flash canceled

Moreover when i switch on my phone in flashmode, it stays in flashmode for 15 sec and then it goes to charging mode. Please help. 😞

[Uliwooly]

two possible problems

1) you have an old flashtool version, look for the latest and redownload it

or

2) you don't have the drivers, download and install SUS > restart your PC > disable your firewall and antivirus > run SUS > repair your phone > this will download the drivers, then flash it

[AaruneyRahul]

Update did not susceed even when i used pc companian.

[Uliwooly]

could you elaborate?

Update Service (SUS)

http://www.sonymobile.com/gb/tools/update-service/

http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe

PC Companion (PCC)

Bridge (for Mac)

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355

Don't forget to mark the Correct Answers & Helpful Answers

[AaruneyRahul]

Tried all, nothing is working. In all the problem is my phone is not being detected in flashmode.

[Uliwooly]

interesting, try a different computer

[Bobbybr]

try to use usb 2.0 not 3.0. mine , works.

[Adish]

I had the same problem, but then i tried connecting it into a different port in my computer, works like a charm