From a93d5af8467d05e5dd3705c1efd47fd7bcaa5e77 Mon Sep 17 00:00:00 2001
From: Benjamin Williams <bwilliams@kirix.com>
Date: Wed, 8 Nov 2006 05:39:59 +0000
Subject: [PATCH] fixed crasher (part 2)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@43184 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/aui/framemanager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/aui/framemanager.cpp b/src/aui/framemanager.cpp
index 0ebfccaf03..18453eb829 100644
--- a/src/aui/framemanager.cpp
+++ b/src/aui/framemanager.cpp
@@ -3537,7 +3537,7 @@ void wxAuiManager::UpdateButtonOnScreen(wxAuiDockUIPart* button_ui_part,
                                         const wxMouseEvent& event)
 {
     wxAuiDockUIPart* hit_test = HitTest(event.GetX(), event.GetY());
-    if (!hit_test)
+    if (!hit_test || !button_ui_part)
         return;
         
     int state = wxAUI_BUTTON_STATE_NORMAL;
-- 
2.45.2