From: Vincent Vanwaelscappel <vincent@cubedesigners.com>
Date: Wed, 4 Nov 2020 12:59:20 +0000 (+0100)
Subject: wip #4018 @0.25
X-Git-Url: http://git.cubedesigners.com/?a=commitdiff_plain;h=fa1d8c8f792df435e5d6ac2e6320a6dfb5a10ee6;p=fluidbook-html5.git

wip #4018 @0.25
---

diff --git a/js/libs/fluidbook/links/fluidbook.links.zoom.js b/js/libs/fluidbook/links/fluidbook.links.zoom.js
index 47047c7c..2754f935 100644
--- a/js/libs/fluidbook/links/fluidbook.links.zoom.js
+++ b/js/libs/fluidbook/links/fluidbook.links.zoom.js
@@ -187,8 +187,7 @@ FluidbookLinksZoom.prototype = {
                         } else {
                             linkClass = " nolabel";
                         }
-
-                        var hash = forge_sha256(data);
+                        var hash = data !== undefined ? forge_sha256(data) : '';
                         var add = '';
 
                         menu += '<a ';