From b9da2363f15dcaccdc232ff8cfef89c6f2fec66b Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Wed, 22 Aug 2012 02:10:01 +0000
Subject: [PATCH] fix shutdown error

---
 direct/src/wxwidgets/WxPandaWindow.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/direct/src/wxwidgets/WxPandaWindow.py b/direct/src/wxwidgets/WxPandaWindow.py
index 585a75558b..446cf4b3b9 100644
--- a/direct/src/wxwidgets/WxPandaWindow.py
+++ b/direct/src/wxwidgets/WxPandaWindow.py
@@ -62,10 +62,11 @@ class EmbeddedPandaWindow(wx.Window):
             self.win = None
 
     def onSize(self, event):
-        wp = WindowProperties()
-        wp.setOrigin(0, 0)
-        wp.setSize(*self.GetClientSize())
-        self.win.requestProperties(wp)
+        if self.win:
+            wp = WindowProperties()
+            wp.setOrigin(0, 0)
+            wp.setSize(*self.GetClientSize())
+            self.win.requestProperties(wp)
         event.Skip()
 
 if not hasattr(wxgl, 'GLCanvas'):