From 29f434c03ccfe6afe2543b0bad225a1ae973b986 Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Sat, 23 Jun 2018 18:37:27 +0200
Subject: Fix throws an error on "about:telemetry"

---
 toolkit/content/aboutTelemetry.js | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'toolkit/content')

diff --git a/toolkit/content/aboutTelemetry.js b/toolkit/content/aboutTelemetry.js
index 2cf5e8909..c73a979c6 100644
--- a/toolkit/content/aboutTelemetry.js
+++ b/toolkit/content/aboutTelemetry.js
@@ -75,6 +75,10 @@ function isFlatArray(obj) {
  * This is a helper function for explodeObject.
  */
 function flattenObject(obj, map, path, array) {
+  if (!obj) {
+    return;
+  }
+
   for (let k of Object.keys(obj)) {
     let newPath = [...path, array ? "[" + k + "]" : k];
     let v = obj[k];
-- 
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