ember 3.14 render not work

[85636682]

render not work and no error. ember 3.14 ember-power-select: "^4.0.0-beta.6",

<PowerSelect
          @searchEnabled={{true}}
          @searchField="name"
          @options={{this.model.shops}}
          @selected={{this.selectedShop}}
          @onChange={{action "selectShop"}}
          as |shop|
        >
          {{shop.name}}
        </PowerSelect>

model() {
    return RSVP.hash({
      shops: this.get('store').findAll('shop')
    });
  }