From a1c595687e946a56d1333373934d2420f5a5fdec Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Sun, 9 Dec 2018 16:09:51 +0300
Subject: fix previous to not crash in prefs

---
 js/AppBase.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'js/AppBase.js')

diff --git a/js/AppBase.js b/js/AppBase.js
index b45a47376..b5df4a800 100644
--- a/js/AppBase.js
+++ b/js/AppBase.js
@@ -318,8 +318,10 @@ define(["dojo/_base/declare"], function (declare) {
 								_label_base_index = parseInt(params[k]);
 								break;
 							case "cdm_auto_catchup":
-								if (params[k] == 1)
-									$("headlines-frame").addClassName("auto_catchup");
+								if (params[k] == 1) {
+									const hl = $("headlines-frame");
+									if (hl) hl.addClassName("auto_catchup");
+								}
 								break;
 							case "hotkeys":
 								// filter mnemonic definitions (used for help panel) from hotkeys map
-- 
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