From 44408cfc5caeaf22230d17ea2c4673d2f3841d87 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Thu, 17 Dec 2015 23:24:35 +0000
Subject: [PATCH] ItemContainerGenerator can be null.

---
 src/Perspex.Controls/ItemsControl.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Perspex.Controls/ItemsControl.cs b/src/Perspex.Controls/ItemsControl.cs
index 9a427ae59b..16873b7f05 100644
--- a/src/Perspex.Controls/ItemsControl.cs
+++ b/src/Perspex.Controls/ItemsControl.cs
@@ -257,7 +257,7 @@ namespace Perspex.Controls
 
             if (e.NewValue == null)
             {
-                ItemContainerGenerator.Clear();
+                ItemContainerGenerator?.Clear();
             }
         }