Restored my unlocked iphone to 1.0.2, then upgraded to 1.1.1 instead of waiting for the fix. I tried downgrading back to 1.0.2 (hold alt when clicking restore):
edit: tried my gf’s sim card in my phone, same problem. incorrect sim. my sim in her phone works fine.
IF YOU WOULD LIKE TO VIRGINIZE YOUR PHONE SO A UPGRADE WON’T BRICK IT, FOLLOW THIS GUIDE, MORANS.