Bought credits for IMEI change on SE MT11i 11W42
I followed the on screen instructions step by step
in the end it pop up error
Writing security area...Failed!
Platform: SE Qualcomm
Selected model: MT11i
Please, reconnect battery, attach testpoint and connect USB cable...OK
Sending preloader...OK
Please, disconnect testpoint.
Waiting for preloader...OK
Reading info...
IMEI: 358517-04-244262-5
MSN: BX902PHCU3
Sending loader...OK
Reading info...OK
IMEI: 358517-04-244262-5
Reading security area...OK
Backup saved to "D:\Program Files\GsmServer\Octopus_Suite\BACKUP\Sony Ericsson_MT11i_35851704244262_13-11-2012_17-05-29.BKP"
Checking TA...OK
Old IMEI: 358517-04-244262-5
New IMEI: 358517-04-242863-2
Calculating security on the server...
Sending TA to server...OK
Calculating. Please, wait...OK
Receiving TA...OK
Checking security area...
Writing security area...Failed!
No IMEI change, no credits
