From 87ab442ab3962002ffeceeb75684ad7d11d8f17d Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Sun, 6 Mar 2016 18:11:35 +0100
Subject: [PATCH] Fixes #466 .

---
 src/Perspex.Controls/Primitives/Popup.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Perspex.Controls/Primitives/Popup.cs b/src/Perspex.Controls/Primitives/Popup.cs
index 8cf0ef23e3..e253d81912 100644
--- a/src/Perspex.Controls/Primitives/Popup.cs
+++ b/src/Perspex.Controls/Primitives/Popup.cs
@@ -230,6 +230,7 @@ namespace Perspex.Controls.Primitives
         /// <inheritdoc/>
         protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs e)
         {
+            base.OnDetachedFromLogicalTree(e);
             _topLevel = null;
             _popupRoot?.Dispose();
             _popupRoot = null;