[XPERIA X10 Q&A, Help & Troubleshooting] hugo06:
Now I have :

20/030/2012 16:30:59 - INFO - Connected device : X10

20/031/2012 16:31:00 - INFO - Installed version of busybox : BusyBox v1.19.3-Stericson (2011-11-01 20:22:18 CDT) multi-call binary.

20/031/2012 16:31:00 - INFO - Android version : 2.3.3 / kernel version : 2.6.29-00054-g5f01537

20/031/2012 16:31:00 - INFO - Root Access Allowed

20/031/2012 16:31:05 - INFO - Please connect your device into flashmode.

20/031/2012 16:31:07 - INFO - Device disconnected

20/031/2012 16:31:47 - INFO - Device connected in flash mode

20/031/2012 16:31:47 - INFO - Opening device for R/W

20/031/2012 16:31:48 - INFO - Reading device information

20/031/2012 16:31:48 - INFO - Phone ready for flashmode operations.

20/031/2012 16:31:48 - INFO - Flashing loader

20/031/2012 16:31:54 - INFO - Loader : S1_Loader_Root_f851 - Version : R4A024 / Bootloader status : UNROOTABLE

20/031/2012 16:31:54 - INFO - Start Reading property

20/031/2012 16:31:54 - INFO - Reading TA finished.

20/031/2012 16:31:54 - INFO - Ending flash session

20/031/2012 16:31:54 - INFO - Found semcSL

20/031/2012 16:31:54 - INFO - You can now unplug and turn on device, then plug it again

20/031/2012 16:31:54 - INFO - Waiting for device

20/031/2012 16:31:54 - INFO - Device connected in flash mode

20/031/2012 16:31:55 - INFO - Device disconnected

20/031/2012 16:31:57 - INFO - Device connected in flash mode

20/032/2012 16:32:23 - INFO - Device connected with USB debugging off

20/032/2012 16:32:23 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/032/2012 16:32:45 - INFO - Device disconnected

20/032/2012 16:32:46 - INFO - Device connected with USB debugging off

20/032/2012 16:32:46 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/033/2012 16:33:02 - INFO - Device connected with USB debugging on

20/033/2012 16:33:08 - INFO - Device disconnected

20/033/2012 16:33:13 - INFO - Pushing C:\Flashtool\custom\features\UnlockBL\files\qsd8250\qsd8250bootwrite_semcSL to /data/local/tmp

20/033/2012 16:33:13 - ERROR - Error sending qsd8250\qsd8250bootwrite_semcSL to device

20/033/2012 16:33:13 - ERROR - Error pushing qsd8250bootwrite_semcSL

I have retry and

20/033/2012 16:33:48 - INFO - Connected device : X10

20/033/2012 16:33:48 - INFO - Installed version of busybox : BusyBox v1.19.3-Stericson (2011-11-01 20:22:18 CDT) multi-call binary.

20/033/2012 16:33:48 - INFO - Android version : 2.3.3 / kernel version : 2.6.29-00054-g5f01537

20/033/2012 16:33:50 - INFO - Root Access Allowed

20/038/2012 16:38:05 - INFO - Please connect your device into flashmode.

20/038/2012 16:38:13 - INFO - Device disconnected

20/038/2012 16:38:43 - INFO - Device connected in flash mode

20/038/2012 16:38:43 - INFO - Opening device for R/W

20/038/2012 16:38:44 - INFO - Reading device information

20/038/2012 16:38:46 - INFO - Flashing loader

20/038/2012 16:38:47 - INFO - Ending flash session

20/038/2012 16:38:47 - WARN - Cancelled

20/038/2012 16:38:47 - INFO - Device connected in flash mode

20/039/2012 16:39:08 - INFO - Device disconnected

20/039/2012 16:39:09 - INFO - Device connected with USB debugging off

20/039/2012 16:39:09 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/039/2012 16:39:27 - INFO - Device disconnected

20/039/2012 16:39:33 - INFO - Please connect your device into flashmode.

20/039/2012 16:39:43 - INFO - Device connected in flash mode

20/039/2012 16:39:44 - INFO - Opening device for R/W

20/039/2012 16:39:44 - INFO - Reading device information

20/039/2012 16:39:44 - INFO - Phone ready for flashmode operations.

20/039/2012 16:39:44 - INFO - Flashing loader

20/039/2012 16:39:50 - INFO - Loader : S1_Loader_Root_f851 - Version : R4A024 / Bootloader status : UNROOTABLE

20/039/2012 16:39:50 - INFO - Start Reading property

20/039/2012 16:39:50 - INFO - Reading TA finished.

20/039/2012 16:39:50 - INFO - Ending flash session

20/039/2012 16:39:50 - INFO - Found semcSL

20/039/2012 16:39:50 - INFO - You can now unplug and turn on device, then plug it again

20/039/2012 16:39:50 - INFO - Waiting for device

20/039/2012 16:39:50 - INFO - Device connected in flash mode

20/039/2012 16:39:52 - INFO - Device disconnected

20/039/2012 16:39:53 - INFO - Device connected in flash mode

20/040/2012 16:40:14 - INFO - Device disconnected

20/040/2012 16:40:15 - INFO - Device connected with USB debugging off

20/040/2012 16:40:15 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/041/2012 16:41:15 - INFO - Device disconnected

20/042/2012 16:42:01 - INFO - Device connected with USB debugging on

20/042/2012 16:42:04 - INFO - Pushing C:\Flashtool\custom\features\UnlockBL\files\qsd8250\qsd8250bootwrite_semcSL to /data/local/tmp

20/042/2012 16:42:08 - INFO - Pushing C:\Flashtool\custom\features\UnlockBL\files\qsd8250\mapper_2.6.29-00054-g5f01537.ko to /data/local/tmp

20/042/2012 16:42:08 - INFO - Pushing C:\Flashtool\custom\features\UnlockBL\files\qsd8250\fixPart to /data/local/tmp

20/042/2012 16:42:09 - INFO - Running runfixPart as root thru sysrun

20/042/2012 16:42:10 - INFO - Successfully applied fixPart. Rebooting

20/042/2012 16:42:12 - INFO - Waiting for device

20/042/2012 16:42:12 - INFO - Device disconnected

20/042/2012 16:42:26 - INFO - Device connected with USB debugging off

20/042/2012 16:42:26 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/042/2012 16:42:30 - INFO - Device disconnected

20/042/2012 16:42:33 - INFO - Device connected with USB debugging on

20/042/2012 16:42:55 - INFO - Running runbootwrite as root thru sysrun

20/042/2012 16:42:56 - INFO - Successfully applied unlock. Rebooting

20/042/2012 16:42:57 - INFO - Running runClean as root thru sysrun

20/042/2012 16:42:59 - INFO - Device disconnected

20/043/2012 16:43:12 - INFO - Device connected with USB debugging off

20/043/2012 16:43:12 - INFO - For 2011 devices line, be sure you are not in MTP mode

20/043/2012 16:43:19 - INFO - Device connected with USB debugging on

20/043/2012 16:43:19 - INFO - Connected device : X10

20/043/2012 16:43:19 - INFO - Installed version of busybox : BusyBox v1.19.3-Stericson (2011-11-01 20:22:18 CDT) multi-call binary.

20/043/2012 16:43:19 - INFO - Android version : 2.3.3 / kernel version : 2.6.29-00054-g5f01537