hi friends, i'm italian and i have take an iphone 3g in a tim shop, in italy tim sell iphone 3g unlocked....but now i have a problem......iphone work perfectly but 2 days ago imei has changed in 0049....and now when i insert a sim, it not take signal and it not say "incorrect sim" but only not take signal!!!! Why??? i have restore to 2.1 and unlocked with quickpwn but always this problem???? there is a metod for virginize???? thank you

