Ive got a nokia 3310 the phone kept on going on an off some time freeze up and dropping signal and resetting. The software version was 4.18 I tried repairing the phone but I got a message on the software unknown flash id, unknown type FFFFFFFF and the phone was dead. I sent the phone to carphone warhouse coz it was under warranty. I got the phone back and their said unrepairable water damage before I sent the phone I open the phone up and no water was found inside but their upgraded the software version to 4.45 and locked the phone to orange and some time the phone use to turn off so I made a back up and unlocked the phone after this the phone was dead I then tried to repair the phone by writing the flash back after this I got a message unknown flash id, unknown type FFFFFFFF. Can any one please help me? Required