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okay so this is the second iphone i have this problem with...the first apple wouldnt fix because it was modified now this one i purchased and it was already jailbroken and unlocked for different carriers...my brother is using it with tmobile and has been for a couple of weeks now...all of a sudden it says "sim card error you must use an activated approved sim card" i dont know why this happens it happened with the other phone and i dont know what, if anything i can to fix it...anyone please please please help...im currently running 1.1.1 under apple general it says network not available i would hate to have to buy iphone#3 someone please assist me


