From dd82219d1a4bffaeee74fa3feb2c7d71a470859d Mon Sep 17 00:00:00 2001
From: Adam Bradley <adambradley25@gmail.com>
Date: Thu, 19 Nov 2015 07:40:36 -0600
Subject: [PATCH] fix(navController): ensure leavingView obj exists

Closes #582
---
 ionic/components/nav/nav-controller.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ionic/components/nav/nav-controller.ts b/ionic/components/nav/nav-controller.ts
index c1fc8f77de..0859733efe 100644
--- a/ionic/components/nav/nav-controller.ts
+++ b/ionic/components/nav/nav-controller.ts
@@ -450,7 +450,7 @@ export class NavController extends Ion {
         return done();
       }
 
-      this._setZIndex(enteringView.instance, leavingView.instance, opts.direction);
+      this._setZIndex(enteringView.instance, leavingView && leavingView.instance, opts.direction);
 
       this._zone.runOutsideAngular(() => {