Error in my ionic 2 app Failed to load resource: the server responded with a status of 404 (Not Found)

when i run my ionic app(with ‘ionic serve’ on cmd) i get this error on console wi

Failed to load resource: the server responded with a status of 404 (Not Found)

after several times of exit and connect the app shown and it works good, why is that??

If it’s referring to cordova.js, you can safely ignore that. That’s something that’s only available on device.

yes but it’s not allow me to run my app, after several times i succee

Maybe the package was not download correctly.
Verify:

  1. Your git path are set up?
  2. The starter package shows an error? (when you start a new project)
  3. You changed the ionic version after downloading the starter pack?