Failed to load resource: cordova_plugins.js

Getting an error in the console about missing cordova_plugins.js.

ionic info

Cordova CLI: 5.4.0
Gulp version:  CLI version 3.9.0
Gulp local:  
Ionic Version: 1.2.1-nightly-1867
Ionic CLI Version: 2.0.0-alpha.9
Ionic App Lib Version: 0.5.0-alpha.9
ios-deploy version: 1.5.0 
ios-sim version: 3.1.1 
OS: Mac OS X Yosemite // FYI: This is being reported wrong. I'm actually on El Capitan
Node Version: v0.12.5
Xcode version: Xcode 7.2 Build version 7C68

ionic start TestNGCordova -i com.mycompany.testngcordova
cd TestNGCordova
ionic run ios --device

Safari > Developer > Anthony’s iPhone > index.html

Failed to load resource: The requested URL was not found on this server.