My p900 is dead after a Master Reset.

Hello, I have a big problem with my p900.
I have buyed this phone 2 weeks ago, i had make a master reset on my phone but it had customs files (the phone is used).
After this my phone is displayng a startup image and restar, i try every forms to flash it but the phone don't respond and cuntiue restarting.:(

The question is....:confused:
What i have to do with the phone+usbcable?

Thanks and sorry for my english!;)

try to flash it with other flash file compatible with your phone
maybe the flash file you used had a problem

me too frd but i had g502 any one know problem pls mail me sarathbabu71@gmail.com

I've same to,,
any one solved this??