T280i format error


Quote:

COM5 [VCP1] selected
module v1.38
Device: Sony-Ericsson-T280i
"advanced chip detection" active
Action: reset settings
Checking data, wait…
Boot …
Phone should be Switched OFF !
Press Power button now !
rom version: 0502
Connecting…
booting…
finalizing…
Boot fail
error: operation failed
Finished, time used: 57 sec
Remove/Install battery now !


please help any solution/.