some changes

src/app/modals/document-detail/document-detail.page.html

@@ -51,7 +51,7 @@
           >
 
             <div class="attach-title-item">
-              {{LoadedDocument.Assunto}}
+              {{LoadedDocument.Assunto || 'Sem título'}}
             </div>
             <div class="d-flex justify-between" style="justify-content: space-between">
               <span class="span-left">{{ LoadedDocument.Sender }}</span>

src/app/modals/forward/forward.page.html

@@ -52,7 +52,7 @@
           <ion-list>
             <ion-item *ngFor="let attachment of loadedAttachments">
             <ion-label>
-              <h4 class="attach-title-item">{{attachment.Description}}</h4>
+              <h4 class="attach-title-item">{{attachment.Description || 'Sem título'}}</h4>
               <p><span class="span-left">{{attachment.Stakeholders}}</span><span class="span-right"> {{ attachment.CreateDate | date: 'dd-MM-yyyy' }}</span></p>
             </ion-label>
           </ion-item>

src/app/modals/view-event/view-event.page.html

@@ -98,7 +98,7 @@
             <ion-item *ngFor="let attach of loadedEvent.Attachments; let i = index" class="width-100" class="ion-no-margin ion-no-padding">
               <ion-label class="width-100 d-flex "  (click)="docIndex(i);LoadDocumentDetails()">
                 <p class="flex-grow-1" >
-                  <span class="attach-title-item d-block">{{attach.SourceName}}</span>
+                  <span class="attach-title-item d-block">{{attach.SourceName || 'Sem título'}}</span>
                   <span class="span-left d-block">{{attach.Stakeholders}}</span>
                 </p>