in BasicBroadcast/Utils.swift [60:69]
func displayErrorAlert(_ error: Error, _ msg: String) {
// Display the error if something went wrong.
// This is mainly for debugging. Human-readable error descriptions are provided for
// `IVSBroadcastError`s, but they may not be especially useful for the end user.
let alert = UIAlertController(title: "Error \(msg) (Code: \((error as NSError).code))",
message: error.localizedDescription,
preferredStyle: .alert)
alert.addAction(UIAlertAction(title: "OK", style: .default))
present(alert, animated: true)
}