From 66525f682680198a209cf436b62249630130406f Mon Sep 17 00:00:00 2001
From: Luke Barnard <lukeb@openmarket.com>
Date: Mon, 10 Jul 2017 15:07:22 +0100
Subject: [PATCH] Null-guard RR logic

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

diff --git a/src/Velociraptor.js b/src/Velociraptor.js
index 18c871a12d..9c85bafca0 100644
--- a/src/Velociraptor.js
+++ b/src/Velociraptor.js
@@ -64,7 +64,7 @@ module.exports = React.createClass({
                     });
                     //console.log("translation: "+oldNode.style.left+" -> "+c.props.style.left);
                 }
-                if (oldNode.style.visibility == 'hidden' && c.props.style.visibility == 'visible') {
+                if (oldNode && oldNode.style.visibility == 'hidden' && c.props.style.visibility == 'visible') {
                     oldNode.style.visibility = c.props.style.visibility;
                 }
                 self.children[c.key] = old;