From 2e50422a01739bfd55d745d78b8ef021336f5b71 Mon Sep 17 00:00:00 2001
From: Bryan Housel <bryan@mapbox.com>
Date: Thu, 14 Apr 2016 01:10:05 -0400
Subject: [PATCH] Don't try to load gpx if drag and drop fileList empty

---
 js/id/svg/gpx.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/js/id/svg/gpx.js b/js/id/svg/gpx.js
index 44625ae87..d79a4082e 100644
--- a/js/id/svg/gpx.js
+++ b/js/id/svg/gpx.js
@@ -128,6 +128,7 @@ iD.svg.Gpx = function(projection, context, dispatch) {
     };
 
     drawGpx.files = function(fileList) {
+        if (!fileList.length) return this;
         var f = fileList[0],
             reader = new FileReader();