## Please, provide the details below: ### Which platform(s) does your issue occur on? iOS ### Please provide the following version numbers that your issue occurs with: - CLI: 4.2.4 - Cross-platform modules: 4.2.1 - Runtime(s): 4.2.0 ### Please tell us how to recreate the issue in as much detail as possible. 1) Run `tns create testApp` in order to create a new Hello World app. 2) Throw an error in `onTap`. 3) Try running `tns run ios` or `tns debug ios` on a device or simulator. 4) Press the `TAP` button. 5) The app will crash and you won't be able to fix it by livesyncing.