diff --git a/vrobbler/apps/scrobbles/views.py b/vrobbler/apps/scrobbles/views.py
index e19d097..36fb6f7 100644
--- a/vrobbler/apps/scrobbles/views.py
+++ b/vrobbler/apps/scrobbles/views.py
@@ -352,7 +352,10 @@ class ScrobbleListView(LoginRequiredMixin, ListView):
             start = s.timestamp
             end = s.stop_timestamp
             if end is None:
-                end = start + datetime.timedelta(hours=12)
+                try:
+                    end = start + datetime.timedelta(hours=12)
+                except AttributeError:
+                    end = start
             return start, end
 
         for i, a in enumerate(scrobbles):