From 0542845b10395366212b91c66ef53b4cdadc6ec2 Mon Sep 17 00:00:00 2001
From: Berkeley Martinez <Berkeley@robotie.com>
Date: Wed, 10 Feb 2016 14:32:14 -0800
Subject: [PATCH] Filter out bad id's

---
 server/middlewares/migrate-completed-challenges.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/server/middlewares/migrate-completed-challenges.js b/server/middlewares/migrate-completed-challenges.js
index 6fe32da489..67b6d721d2 100644
--- a/server/middlewares/migrate-completed-challenges.js
+++ b/server/middlewares/migrate-completed-challenges.js
@@ -1,4 +1,5 @@
 import { Observable, Scheduler } from 'rx';
+import { ObjectID } from 'mongodb';
 import debug from 'debug';
 
 const log = debug('freecc:migrate');
@@ -62,6 +63,7 @@ function buildChallengeMap(userId, completedChallenges = [], User) {
     null,
     Scheduler.default
   )
+    .filter(({ id, _id }) => ObjectID.isValid(id || _id))
     .map(updateName)
     .reduce((challengeMap, challenge) => {
       const id = challenge.id || challenge._id;