From 7c9d0c313f8ba935cfd5c33137c6cbdd1c1e6604 Mon Sep 17 00:00:00 2001
From: Corey Hulen <corey@hulen.com>
Date: Mon, 16 Jan 2017 16:51:46 -0500
Subject: PLT-5173 fixing javascript error when creating DM on Android (#5077)

---
 webapp/components/post_view/post_view_controller.jsx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/webapp/components/post_view/post_view_controller.jsx b/webapp/components/post_view/post_view_controller.jsx
index a18a73b86..a18d0ac38 100644
--- a/webapp/components/post_view/post_view_controller.jsx
+++ b/webapp/components/post_view/post_view_controller.jsx
@@ -229,8 +229,16 @@ export default class PostViewController extends React.Component {
 
     onPostListScroll(atBottom) {
         if (atBottom) {
+            let lastViewedBottom;
             const lastPost = PostStore.getLatestPost(this.state.channel.id);
-            this.setState({scrollType: ScrollTypes.BOTTOM, lastViewedBottom: lastPost.create_at || new Date().getTime()});
+
+            if (lastPost && lastPost.create_at) {
+                lastViewedBottom = lastPost.create_at;
+            } else {
+                lastViewedBottom = new Date().getTime();
+            }
+
+            this.setState({scrollType: ScrollTypes.BOTTOM, lastViewedBottom});
         } else {
             this.setState({scrollType: ScrollTypes.FREE});
         }
-- 
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