Slide-Toggle on Latest Angular 2 (RC4) - EXCEPTION: No value accessor for ''

Browser returns an error when using [(ngModel)] on Slide-Toggle Component:

<md-slide-toggle color="primary" [(ngModel)]="sortMode">
   TOGGLE
  </md-slide-toggle>

EXCEPTION: No value accessor for ''

Angular 2 RC4

[Neo11]

bootstrap(AppComponent, [
  disableDeprecatedForms(),
  provideForms()
 ])
 .catch((err: any) => console.error(err));

details here

The element need also a name to get it work with new forms

[theunreal]

I did import {provideForms} from '@angular/forms'; bootstrap(AppComponent, [ JwtService, HTTP_PROVIDERS, provideForms() ]);