disable messages when not logged in

ui/hv2-ui/src/app/navigation/navigation.component.html

@@ -2,18 +2,19 @@
   <mat-sidenav #drawer class="sidenav" fixedInViewport
       [attr.role]="(isHandset$ | async) ? 'dialog' : 'navigation'"
       [mode]="(isHandset$ | async) ? 'over' : 'side'"
-      [opened]="(isHandset$ | async) === false">
+      [opened]="(isHandset$ | async) === false"
+      *ngIf="authenticated">
     <mat-toolbar>Menu</mat-toolbar>
-    <mat-nav-list *ngIf="authenticated">
+    <mat-nav-list>
       <a mat-list-item href="/tenants">Meine Mieter/innen</a>
-    </mat-nav-list><mat-divider *ngIf="authenticated"></mat-divider><mat-nav-list *ngIf="authenticated">
+    </mat-nav-list><mat-divider></mat-divider><mat-nav-list>
       <a mat-list-item href="/flats">Meine Wohnungen</a>
       <a mat-list-item href="/parkings">Meine Garagen</a>
       <a mat-list-item href="/commercialunits">Meine Büros</a>
-    </mat-nav-list *ngIf="authenticated"><mat-divider *ngIf="authenticated"></mat-divider><mat-nav-list>
+    </mat-nav-list><mat-divider></mat-divider><mat-nav-list>
       <a mat-list-item href="/overheadadvances">Betriebskostensätze</a>
       <a mat-list-item href="/fees">Mietsätze</a>
-    </mat-nav-list *ngIf="authenticated"><mat-divider *ngIf="authenticated"></mat-divider><mat-nav-list>
+    </mat-nav-list><mat-divider></mat-divider><mat-nav-list>
       <a mat-list-item href="/premises">Meine Häuser</a>
     </mat-nav-list>
   </mat-sidenav>
@@ -37,7 +38,7 @@
     <!-- Add Content Here -->
 
     <router-outlet></router-outlet>
-    <app-messages></app-messages>
+    <app-messages *ngIf="authenticated"></app-messages>
 
   </mat-sidenav-content>
 </mat-sidenav-container>