I've got an SE w810i but all of a sudden it started flashing with a white screen, i couldn't do anything with it, so i tried flashing it but i'm a complete newbie i dont have a clue if i've done it right but i guess not, my problem now is when i switch it on it keeps saying configuration error, i'm getting to the stage where i'm just gonna go out and buy a new one as i like these phones alot, but am given it one last go in here to save this lovely phone, please help?.