--- a/usr/src/lib/pyrad/client.py	Tue Mar 13 10:15:26 2012 -0400
+++ b/usr/src/lib/pyrad/client.py	Wed Mar 14 04:47:00 2012 -0700
@@ -774,8 +774,8 @@
 	try:
 		return self._events[instance._event].read(instance)
 	except KeyError:
-		raise InvalidFeatureError(instance._name,
-		    "%s has no event %s" % (instance._name, event))
+		raise InvalidFeatureError(self._iface,
+		    "%s has no event %s" % (self._iface, instance._event))
 
     def write(self, instance, attr, value):
 	try: