"Unlock.app" can fix "no service","no wifi","IMEI 049.."
I have 1.1.1 unlocked after a week it show "NO service","No sim card","no wifi","IMEI 049.." .
I downgrade to 1.0.2 and run unlock.app.
When it finished,It fix everything.
I make revirgin and reunlock with anysim1.1.1 Now It ok again.
Step1 Downgrade iphone to 1.0.2
Step2 Jailbreak and Activate
Step3 Dwongrade BaseBand to 03.14.08_G
Step5 Install Unlock.app and put At&t sim card in
Step6 Touch Unlock icon and Run it
Step8 Upgrade iphone to 1.1.1
Step9 Jailbreak and Activate
Step10 Install AnySim1.1.1 and Run it