From 99796e559e9fbea7b4db03c992e09fd1e978c1bf Mon Sep 17 00:00:00 2001
From: Daniel <Daniel.H.Iversen@ntnu.no>
Date: Wed, 24 Aug 2016 11:02:40 +0200
Subject: [PATCH] minor bug in rfxtrx sensor

---
 homeassistant/components/sensor/rfxtrx.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/homeassistant/components/sensor/rfxtrx.py b/homeassistant/components/sensor/rfxtrx.py
index 7560adbc93a..67aff8956d3 100644
--- a/homeassistant/components/sensor/rfxtrx.py
+++ b/homeassistant/components/sensor/rfxtrx.py
@@ -41,7 +41,7 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         sub_sensors = {}
         data_types = entity_info[ATTR_DATA_TYPE]
         if len(data_types) == 0:
-            data_type = "Unknown"
+            data_types = ["Unknown"]
             for data_type in DATA_TYPES:
                 if data_type in event.values:
                     data_types = [data_type]
@@ -121,7 +121,7 @@ class RfxtrxSensor(Entity):
     @property
     def state(self):
         """Return the state of the sensor."""
-        if self.event:
+        if self.event and self.data_type in self.event.values:
             return self.event.values[self.data_type]
         return None