From e05ff5a229e83e859c77e56f427aa2a1900fada6 Mon Sep 17 00:00:00 2001
From: Piotr Delinowski <piotr.delinowski@foap.com>
Date: Fri, 22 Jan 2016 16:12:56 +0100
Subject: [PATCH] Fixes https://github.com/angular-ui/ui-router/issues/2327,
 kudos to @pocesar

---
 src/common.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common.js b/src/common.js
index fbe00aac0..54c724c45 100644
--- a/src/common.js
+++ b/src/common.js
@@ -97,7 +97,7 @@ function inheritParams(currentParams, newParams, $current, $to) {
   var parents = ancestors($current, $to), parentParams, inherited = {}, inheritList = [];
 
   for (var i in parents) {
-    if (!parents[i].params) continue;
+    if (!parents[i] || !parents[i].params) continue;
     parentParams = objectKeys(parents[i].params);
     if (!parentParams.length) continue;