Help (problem With W610i)

Dear All please help me...

I am facing problem with my w610i after updating it from the Sony Ericsson website

my cell phone gets hang and shows a bright white screen and then restart it cell

then i thought to flash it with XS++
but its not working..

I am getting the following eRRoR..

10:44:36| XS++ v3.1 (Darwin) Ready !
10:44:36| Executed on Microsoft Windows XP
10:45:28|
10:45:28| Attempting to open the interface...
10:45:28|
10:45:28| TURN OFF PHONE!
10:45:28| Hold 'C' button on phone and connect phone NOW.
10:45:28| You have 30 seconds...
10:45:28|
10:45:34| Baseband ID: 9900
10:45:34| Protocol Version: 3.1
10:45:35| Warning: IMEI name does not match GDFS name (IMEI:NULL GDFS:W610)
10:45:35| ...using GDFS name
10:45:35|
10:45:35| Profiling SEMC phone...
10:45:35| Platform: DB2020
10:45:35| OTP CID: 51
10:45:35| EROM CID: 53
10:45:35| EROM Color: Red
10:45:35| IMEI: 35272502xxxxxx
10:45:35| Phone ID: W610
10:45:35| Region: BALTIC
10:45:35| CDA: CDA102568/1 R8A
10:45:35| Firmware Version: R6BC002
10:45:35| EROM: R3A022
10:45:35| Ready for operation!
10:45:49| Sorry, your phone is NOT SUPPORTED
10:45:49| Error: Cannot send flash loader
10:45:49| Error: Flashing failed
10:45:51| Disconnected... Unplug the phone

Please Help me asap

I need my phone back :(

Also recommend the links of best firmware,, File System and Customize File System...
with complete procedure...
because i am doing this first time and has no knowledge of it :( :(