jailbroken, unlocked iphone 2g firmware 2.2 was working absolutely fine. had connected to my mac for charging and now i am stuck on the connect to itunes screen on my phone and "this sim card is not supported" in itunes. I AM STILL RECEIVING CALLS THOUGH AND CAN CALL ANYONE THROUGH THE EMERGENCY DIALER!!! but if i slide to unlcok i get the emergency dialer and nothing else. PLease help!!