diff --git a/qtgui/sessiontreecontroller.py b/qtgui/sessiontreecontroller.py
index 4c7f8fe..0f1acfd 100644
--- a/qtgui/sessiontreecontroller.py
+++ b/qtgui/sessiontreecontroller.py
@@ -303,7 +303,8 @@ class SessionTreeController(object):
 
     def _reactSignal_openSelected(self):
         item = self.treeWidget.currentItem()
-        self._reactSignal_itemDoubleClicked(item, column=0)
+        if item:
+            self._reactSignal_itemDoubleClicked(item, column=0)
 
     def _reactSignal_newSession(self):
         widget = NewSessionDialog(parent=self.treeWidget, startwith="")