From a56c5cfe502be14aa7cc5fbcd3f822ea578a9275 Mon Sep 17 00:00:00 2001
From: Koen Kanters <koenkanters94@gmail.com>
Date: Wed, 15 Apr 2020 20:03:02 +0200
Subject: [PATCH] Fix exception in Home Assistant extension when device not
 mapped. #3302

---
 lib/extension/homeassistant.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/extension/homeassistant.js b/lib/extension/homeassistant.js
index d832e8f6..440d8ebc 100644
--- a/lib/extension/homeassistant.js
+++ b/lib/extension/homeassistant.js
@@ -1670,7 +1670,7 @@ class HomeAssistant extends Extension {
             },
             {
                 property: 'water_leak',
-                condition: data.entity.device && data.entity.definition &&
+                condition: data.entity.device && data.entity.definition && mapping[data.entity.definition.model] &&
                     mapping[data.entity.definition.model].includes(cfg.binary_sensor_water_leak),
                 value: false,
             },