Having problems someone help

Well i got a i95cl for free everything works great but when i try to save a number it keeps saying check sim. I dont know why this is doing this. the sim worked fine in my i415 but now it doesnt want to save numbers in my phone book could anyone tell me why???? is it because i am using a boost sim in a nextel phone???? any help would be greatful thanks all i forgot it also does it wil my boyfriends phone too he went from a i215 to a i60c and it does the same thing

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› See More: Having problems someone help

The i60 and i95 are older condor phones and the sim you have is a falcon you can use it to make phone calls and dc but some of the other functions such as phonebook will not work.

ok thank you