From d63f0ec1f9d91ebad26978b42fc5e5f094c49d31 Mon Sep 17 00:00:00 2001
From: labkey-dave <dave@labkey.com>
Date: Mon, 25 Mar 2019 13:32:16 -0700
Subject: [PATCH] appendNavTrail issues

---
 ms2/src/org/labkey/ms2/MS2Controller.java | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/ms2/src/org/labkey/ms2/MS2Controller.java b/ms2/src/org/labkey/ms2/MS2Controller.java
index ed21541169..9fa29e45eb 100644
--- a/ms2/src/org/labkey/ms2/MS2Controller.java
+++ b/ms2/src/org/labkey/ms2/MS2Controller.java
@@ -227,10 +227,13 @@ private NavTree appendRunNavTrail(NavTree root, MS2Run run, URLHelper runURL, St
     {
         appendRootNavTrail(root, null, page, helpTopic);
 
-        if (null != runURL)
-            root.addChild(run.getDescription(), runURL);
-        else
-            root.addChild(run.getDescription());
+        if (null != run)
+        {
+            if (null != runURL)
+                root.addChild(run.getDescription(), runURL);
+            else
+                root.addChild(run.getDescription());
+        }
 
         if (null != title)
             root.addChild(title);