Проблема с ngif

Question

<div *ngIf="showLoadingIndicatior" class="page-loader-wrapper">
    <app-page-loader></app-page-loader>
</div>
<app-sidebar *ngIf="!_router.url.includes('/authentication')"></app-sidebar>
<app-header *ngIf="!_router.url.includes('/authentication')"></app-header>{{!_router.url.includes('/authentication')}}
<router-outlet></router-outlet>

Sceenshot

1. * ngIf = "! _ Router.url.includes ('/ authentication') возвращает false, но компонент все еще загружается