From 7d73fb42162d6a8a626e02df88c38cbb7b44dd9f Mon Sep 17 00:00:00 2001
From: Javi Velasco <javier.velasco86@gmail.com>
Date: Sun, 10 Apr 2016 19:08:21 +0200
Subject: [PATCH] Fix #442

---
 components/tabs/Tabs.jsx | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/components/tabs/Tabs.jsx b/components/tabs/Tabs.jsx
index f0ae6872..a858028c 100644
--- a/components/tabs/Tabs.jsx
+++ b/components/tabs/Tabs.jsx
@@ -84,11 +84,13 @@ class Tabs extends React.Component {
       return this.props.index === idx;
     });
 
-    return React.cloneElement(contents[activeIdx], {
-      key: activeIdx,
-      active: true,
-      tabIndex: activeIdx
-    });
+    if (contents && contents[activeIdx]) {
+      return React.cloneElement(contents[activeIdx], {
+        key: activeIdx,
+        active: true,
+        tabIndex: activeIdx
+      });
+    }
   }
 
   render () {