From a51b00807bccd236ae2a6cb2812c6c55da4830cb Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Fri, 24 Feb 2017 01:15:50 +0900
Subject: [PATCH] [Client] Fix bug

---
 src/web/app/boot.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/web/app/boot.js b/src/web/app/boot.js
index 44ac6bac2e..aed21b086f 100644
--- a/src/web/app/boot.js
+++ b/src/web/app/boot.js
@@ -39,7 +39,7 @@ if (HTMLCollection.prototype.forEach === undefined) {
 if (FileList.prototype.forEach === undefined) {
 	FileList.prototype.forEach = Array.prototype.forEach;
 }
-if (DataTransferItemList.prototype.forEach === undefined) {
+if (DataTransferItemList && DataTransferItemList.prototype.forEach === undefined) {
 	DataTransferItemList.prototype.forEach = Array.prototype.forEach;
 }