From 79d11e295b2404748a89fa016283c74f167e5e7f Mon Sep 17 00:00:00 2001
From: Koen Kanters <koenkanters94@gmail.com>
Date: Tue, 12 Mar 2019 21:58:45 +0100
Subject: [PATCH] Fix crash on empty advanced section.
 https://github.com/Koenkk/zigbee2mqtt/issues/1237

---
 lib/util/settings.js | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/lib/util/settings.js b/lib/util/settings.js
index ee7123dca..e83733423 100644
--- a/lib/util/settings.js
+++ b/lib/util/settings.js
@@ -70,7 +70,17 @@ const defaults = {
 
 let _settings;
 
-const getSettings = () => _settings||(_settings = read());
+function getSettings() {
+    if (!_settings) {
+        _settings = read();
+    }
+
+    if (_settings.hasOwnProperty('advanced') && !_settings.advanced) {
+        delete _settings.advanced;
+    }
+
+    return _settings;
+}
 
 function writeRead() {
     write();