public override void OnCreate() { base.OnCreate(); //app init ... if (Build.VERSION.SdkInt >= BuildVersionCodes.IceCreamSandwich) { RegisterActivityLifecycleCallbacks(new TuneActivityLifecycleCallbacks()); } tune = Tune.Init(this.ApplicationContext, TUNE_ADVERTISER_ID, TUNE_CONVERSION_KEY); tune.SetFacebookEventLogging(true, false); tune.RegisterDeeplinkListener(new TuneDeeplinkListener()); }