03/051/2012 02:51:19 - ERROR - Please plug you device in flash mode
03/051/2012 02:51:20 - INFO - Searching Xperia....
03/051/2012 02:51:20 - INFO - Found at USB\VID_0FCE&PID_ADDE\6&19140C12&0&2
03/051/2012 02:51:20 - INFO - Start Flashing
03/051/2012 02:51:20 - INFO - VER="R8A029";DATE="20100601";TIME="12:17:00";
03/051/2012 02:51:20 - INFO - Flashing loader
03/051/2012 02:51:20 - ERROR - Error flashing. Aborted
03/051/2012 02:51:20 - INFO - Now unplug the device and power it on
03/051/2012 02:51:20 - INFO - Then go to application settings
03/051/2012 02:51:20 - INFO - turn on Unknown Sources and Debugging
esto es lo que pone