Retified goBack issue at event-detail page.

src/app/pages/events/event-detail/event-detail.page.html

@@ -95,6 +95,7 @@
               </ion-buttons>
               <ion-label class="attach-label">Participantes</ion-label>
             </ion-item>
+            <div *ngIf="loadedEvent.Attendees">
             <div *ngFor="let attendee of loadedEvent.Attendees; let i=index">
               <div *ngIf="i<2">
                 <ion-list >
@@ -106,12 +107,13 @@
               </div>
               
             </div>
-            <div *ngIf="loadedEvent.Attendees.length  > 1">
+            <div *ngIf="loadedEvent.Attendees.length > 1">
               <ion-button class="see-more-button" fill="none" shape="round" (click)="openAttendees()">
                 <ion-label color="secondary">Ver mais...</ion-label>
               </ion-button>
             </div>
           </div>
+          </div>
         <div class="div-attach">
           <ion-item>
             <ion-buttons slot="end" (click)="showAlert()">
@@ -119,6 +121,7 @@
             </ion-buttons>
             <ion-label class="attach-label">Anexos</ion-label>
           </ion-item>
+          <div *ngIf="loadedEventAttachments">
           <div *ngFor="let att of loadedEventAttachments; let j=index">
             <div *ngIf="j<2">
               <ion-list *ngIf="loadedEvent.HasAttachments">
@@ -138,7 +141,7 @@
               <ion-label color="secondary">Ver mais...</ion-label>
             </ion-button>
           </div>
-          
+        </div>
           <!-- Skeleton Attachment -->
         <ion-list *ngIf="!loadedEventAttachments">
           <ion-item lines="none" >