this.router.navigate(['/view'], { skipLocationChange: true });

let login = { name: 'login', url: '/login',  component: LoginComponent };

let dashboard = { name: 'dashboard', url: '/dashboard',  component: DashboardComponent };

@NgModule({
  imports: UIRouterModule.forRoot({ states: [ login, dashboard ], useHash:
  true }),
  exports: [RouterModule]
})
export class AppRoutingModule { }

error TS2322: Type 'ModuleWithProviders<any>' is not assignable to type '(any[] | Type<any> | ModuleWithProviders<{}>)[]'.
Property 'length' is missing in type 'ModuleWithProviders<any>'.