diff --git a/api/views.py b/api/views.py
index 62f0d49..d89eb27 100755
--- a/api/views.py
+++ b/api/views.py
@@ -278,7 +278,7 @@ class NotificationViewSet(viewsets.ModelViewSet):
         if not user.is_authenticated():
             raise PermissionDenied("Not allowed")
 
-        return Notification.objects.filter(to_user=user.userprofile).order_by('-date')
+        return Notification.objects.filter(to_user=user.userprofile).order_by('-id')
 
     def perform_update(self, serializer):
         return super(NotificationViewSet, self).perform_update(serializer)
diff --git a/spa/models/notification.py b/spa/models/notification.py
index b15289f..e782a30 100755
--- a/spa/models/notification.py
+++ b/spa/models/notification.py
@@ -39,7 +39,7 @@ class Notification(BaseModel):
             'user:message',
             self.to_user.get_session_id(),
             {
-                'from_user': self.from_user.slug,
+                'from_user': self.from_user.slug if self.from_user is not None else settings.DEFAULT_USER_NAME,
                 'message': self.target_desc
             })