From 23f54b07c70814efdac33dfe062ff070bd7f6e6a Mon Sep 17 00:00:00 2001
From: Robbie Trencheny <me@robbiet.us>
Date: Mon, 24 Oct 2016 18:46:47 -0700
Subject: [PATCH] Dont load notify.ios if no devices exist. Thanks @arsaboo for
 catching this.

---
 homeassistant/components/notify/ios.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/homeassistant/components/notify/ios.py b/homeassistant/components/notify/ios.py
index 2517020434e..940804ab49c 100644
--- a/homeassistant/components/notify/ios.py
+++ b/homeassistant/components/notify/ios.py
@@ -45,6 +45,13 @@ def get_service(hass, config):
         # Need this to enable requirements checking in the app.
         hass.config.components.append("notify.ios")
 
+    if not ios.devices_with_push():
+        _LOGGER.error(("The notify.ios platform was loaded but no "
+                       "devices exist! Please check the documentation at "
+                       "https://home-assistant.io/components/notify.ios/ "
+                       "for more information"))
+        return None
+
     return iOSNotificationService()