We haven’t verified exactly what’s going on here, but we’ve gotten several tips tonight from people who’ve received an iPhone 4 pre-order cancellation email from Apple saying that their order couldn’t be authorized. That sounds like an AT&T authorization problem to us, and given the the litany of problems that Apple and AT&T had all week dealing with the huge number of pre-orders , we can’t say we’re too surprised to hear that the chaos continues. Here’s the email: Dear Customer, We were unable to complete the authorization process for your iPhone order

See the article here:
Apple randomly canceling some iPhone pre-orders? Update: AT&T pre-orders too?