From 6b1d7ac727c523d11096e99ed3faaadd8ad095d1 Mon Sep 17 00:00:00 2001
From: Simon Frei <freisim93@gmail.com>
Date: Fri, 14 Jun 2019 13:14:15 +0200
Subject: [PATCH] gui: Check data before calling .reverse() (#5793)

---
 gui/default/syncthing/core/syncthingController.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gui/default/syncthing/core/syncthingController.js b/gui/default/syncthing/core/syncthingController.js
index ccd01ec8..ea7a97f1 100755
--- a/gui/default/syncthing/core/syncthingController.js
+++ b/gui/default/syncthing/core/syncthingController.js
@@ -726,6 +726,11 @@ angular.module('syncthing.core')
 
         var refreshGlobalChanges = debounce(function () {
             $http.get(urlbase + "/events/disk?limit=25").success(function (data) {
+                if (!data) {
+                    // For reasons unknown this is called with data being the empty
+                    // string on shutdown, causing an error on .reverse().
+                    return;
+                }
                 data = data.reverse();
                 $scope.globalChangeEvents = data;
                 console.log("refreshGlobalChanges", data);