title: Xcode Error armv7s
body: <p>Here is the error message I get when i try to run my application;</p>
  
  <p><code>Undefined symbols for architecture armv7s:
    "_CLLocationCoordinate2DMake", referenced from:
        -[DodgeDirectionsViewController viewDidLoad] in DodgeDirectionsViewController.o
  ld: symbol(s) not found for architecture armv7s
  clang: error: linker command failed with exit code 1 (use -v to see invocation)</code></p>
  
  <p>How do I correct this error? Any thoughts?</p>