From cdf8c6a54c8c02beb7cd6c5c6e7bb7f0414c922f Mon Sep 17 00:00:00 2001
From: Berkeley Martinez <Berkeley@robotie.com>
Date: Tue, 29 Sep 2015 22:12:02 -0700
Subject: [PATCH] fix check for existance when getting last challenge

---
 server/boot/challenge.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/boot/challenge.js b/server/boot/challenge.js
index 239d21d4d0..4ce4937e67 100644
--- a/server/boot/challenge.js
+++ b/server/boot/challenge.js
@@ -519,7 +519,7 @@ module.exports = function(app) {
         const lastCompletedBlock = _.findLast(blocks, (block) => {
           return block.completed === 100;
         });
-        lastCompleted = lastCompletedBlock.name;
+        lastCompleted = lastCompleted && lastCompletedBlock.name || null;
       });
 
     Observable.combineLatest(