i am getting below error
while using flashtool
15/037/2014 15:37:27 - INFO - <- This level is successfully initialized
15/037/2014 15:37:27 - INFO - Flashtool Version 0.9.14.0 built on 12-02-2014 22:45:00
15/037/2014 15:37:32 - INFO - Device disconnected
15/037/2014 15:37:34 - INFO - Selected Bundle for Sony Xperia SP (C5302). FW release : 12.0.A.2.254. Customization : India
15/037/2014 15:37:34 - INFO - Preparing files for flashing
15/039/2014 15:39:34 - INFO - Please connect your device into flashmode.
15/040/2014 15:40:16 - INFO - Device connected with USB debugging off
15/040/2014 15:40:16 - INFO - For 2011 devices line, be sure you are not in MTP mode
15/041/2014 15:41:04 - INFO - Device disconnected
15/041/2014 15:41:30 - INFO - Opening device for R/W
15/041/2014 15:41:30 - INFO - Start Flashing
15/041/2014 15:41:30 - INFO - Processing loader.sin
15/041/2014 15:41:30 - INFO - Checking header
15/041/2014 15:41:30 - INFO - Ending flash session
15/041/2014 15:41:30 - ERROR -
15/041/2014 15:41:30 - ERROR - Error flashing. Aborted
15/041/2014 15:41:31 - ERROR - Drivers need to be installed for connected device.
15/041/2014 15:41:31 - ERROR - You can find them in the drivers folder of Flashtool.
15/041/2014 15:41:32 - INFO - Device connected in flash mode
15/041/2014 15:41:54 - INFO - Device disconnected