diff --git a/devices.py b/devices.py
index 5f5d5f7..8d54e85 100644
--- a/devices.py
+++ b/devices.py
@@ -437,7 +437,10 @@ class FrappyNode(SecNodeDevice, Moveable):
             cfg = self.read()
             if self._lastcfg != cfg:
                 self._lastcfg = cfg
-                session.devices.get('frappy_config')._trigger_change.set()
+                try:
+                    session.devices.get('frappy_config')._trigger_change.set()
+                except AttributeError:  # frappy_config does not exist
+                    pass
 
     def disable(self):
         seaconn = session.devices.get('sea_%s' % self.service)