1.) Model Number ? GT I5700 2.) Firmware Version ? 2.1 3.) Baseband Version ?i570exxjd1 4.) Kernel Version ? 2.6.29 root @se-s610#2 5.) Build Number ?eclair.xxjd4 Also do you have a T-Mobile Data plan on your PayAsYouGo or FlexPay Plan? I am with Rogers on a monthly data plan. Carrier ?Rogers (we know some are also Unlocked so not Just T-Mobile) Country you are using your phone in ? Canada (we know that not everyone is from the US) Is the phone SIM registered in T-Mobile as the Correct phone? With Rogers Yes. My issue is that I just upgraded my Spica with the new 2.1 Firmware and i am unable to access my data plan. I have called Rogers and they said because I have upgraded it there might be some problems and that is why I am unable to use my data plan. I need some help!!!