embeded flashloader not responds

hi,

while i am trying to apply patch,gettin an error message
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Trying to launch embedded bootloader...
embedded flashloader not responds !

my phone : k790i flashed with R8BF003
patch tool used : Setool 2 lite

[Driver properly installed , battery 100% charged] :confused:

why no respond some pls help :confused:

its ok i got solution. :) :) :)