user as |user| not working in Ember

When I'm doing it works but when I'm doing , it doesn't show anything.

I need users since it will be in a nested route.

This works:

  
  

    Sorry, nobody is here.

But this doesn't:

  
  

    Sorry, nobody is here.

I want to pass a Users helper. So, I need .

Any help will be highly solicited.