Why am I getting an error message when I try to make a call?

[iMore Question]

Cannot make a call

displays dismiss you have not been given access to this service

 

[Just_Me_D]

Re: Cannot make a call

I'm going to go out on a limb and *assume* you don't have cellular service or you are using a 3rd party app that has not been given access to the cellular portion in the phone's settings. It would also help to know what kind of device you're referring to.