Fix back button action when error message is shown

apps/client/src/app/pages/portfolio/activities/import-activities-dialog/import-activities-dialog.component.ts

@@ -167,6 +167,7 @@ export class ImportActivitiesDialog implements OnDestroy {
   public onReset() {
     this.details = [];
     this.errorMessages = [];
+    this.isFileSelected = false;
   }
 
   public ngOnDestroy() {

apps/client/src/app/pages/portfolio/activities/import-activities-dialog/import-activities-dialog.html

@@ -38,7 +38,7 @@
       <gf-activities-table
         [activities]="activities"
         [baseCurrency]="data?.user?.settings?.baseCurrency"
-        [deviceType]="data.deviceType"
+        [deviceType]="data?.deviceType"
         [hasPermissionToCreateActivity]="false"
         [hasPermissionToExportActivities]="false"
         [hasPermissionToFilter]="false"