From 366e7e9f9861a3a6cee28b13628e13fe6666301d Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Tue, 3 Jul 2018 20:18:44 +0200
Subject: [PALEMOON] about:sessionrestore - fix an error "treeView.treeBox is
 null" in aboutSessionRestore.js

Issue #350
---
 .../palemoon/components/sessionstore/content/aboutSessionRestore.js    | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'application')

diff --git a/application/palemoon/components/sessionstore/content/aboutSessionRestore.js b/application/palemoon/components/sessionstore/content/aboutSessionRestore.js
index 2459b67f5..2b6f9eaeb 100644
--- a/application/palemoon/components/sessionstore/content/aboutSessionRestore.js
+++ b/application/palemoon/components/sessionstore/content/aboutSessionRestore.js
@@ -134,6 +134,9 @@ function onListClick(aEvent) {
   if (aEvent.button == 2)
     return;
 
+  if (!treeView.treeBox) {
+    return;
+  }
   var cell = treeView.treeBox.getCellAt(aEvent.clientX, aEvent.clientY);
   if (cell.col) {
     // Restore this specific tab in the same window for middle/double/accel clicking
-- 
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