hotfix if slug is null

src/app/components/logs-dashboard/logs-slugs/logs-slugs.component.html

@@ -35,9 +35,9 @@
             <span class="column-title"></span>
           </div>
         </div>
-        <div class="data-list">
+        <div class="data-list" *ngFor="let slug of childSlugsList; let i=index;">
           <div class="data columns is-multiline is-vcentered is-marginless"
-            *ngFor="let slug of childSlugsList; let i=index;">
+          *ngIf="slug">
             <div class="column is-4 has-text-centered">
               {{ slug }}
             </div>

src/app/components/logs-dashboard/report/logs-pre-report/logs-pre-report.component.html

@@ -117,9 +117,9 @@
             <span class="column-title"></span>
           </div>
         </div>
-        <div class="data-list">
+        <div class="data-list"  *ngFor="let slug of responseArray.slug_list; let i=index;">
           <div class="data columns is-multiline is-vcentered is-marginless"
-            *ngFor="let slug of responseArray.slug_list; let i=index;">
+           *ngIf="slug">
             <div class="column is-4 has-text-centered">
               {{ slug }}
             </div>