From b80686c318b1828febeb9239030e5cef3be5ab89 Mon Sep 17 00:00:00 2001
From: Julia Radzhabova <julia.radzhabova@onlyoffice.com>
Date: Sun, 28 Mar 2021 00:42:42 +0300
Subject: [PATCH] [SSE] Mousemove fix

---
 apps/spreadsheeteditor/main/app/controller/DocumentHolder.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/spreadsheeteditor/main/app/controller/DocumentHolder.js b/apps/spreadsheeteditor/main/app/controller/DocumentHolder.js
index c7451ee85..a4e83bfd5 100644
--- a/apps/spreadsheeteditor/main/app/controller/DocumentHolder.js
+++ b/apps/spreadsheeteditor/main/app/controller/DocumentHolder.js
@@ -1660,7 +1660,7 @@ define([
         },
 
         onDocumentMouseMove: function(e) {
-            if (e.target.localName !== 'canvas') {
+            if (e && e.target.localName !== 'canvas') {
                 this.hideHyperlinkTip();
             }
         },