Getting Angular2 error 'No provider for Router! (RouterOutlet -> Router)'

Question

I use Angular2 alpha39 and Babel to transpile the ES6 JS file. I\'m not using typescript.

I created a component which displays correctly. I added a

Answer 1

This can save someone an hour:

You get this error if you don't even use routing (for example temporary, maybe you don't import routing config and router-outlet is commented out) BUT you are using Router or ActivatedRoute in some component constructor via dependency injection, like this:

@Component({...}})
export class SomeComponent {
constructor(private _router: Router, private _route: ActivatedRoute) {
//may be you are not using _route/_route at the moment at all!
}
...
}