applied patch 1683441

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44930 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/aui/dockart.cpp b/src/aui/dockart.cpp
index f2bfb08188d9835337b89255f6ca5f8171a8e3c4..82f0d04aacf560db8081dd8b13cc433cc91cc74d 100644 (file)
--- a/src/aui/dockart.cpp
+++ b/src/aui/dockart.cpp
@@ -683,6 +683,8 @@ void wxAuiDefaultDockArt::DrawPaneButton(wxDC& dc, wxWindow *WXUNUSED(window),
                                       wxAuiPaneInfo& pane)
 {
     wxBitmap bmp;
+       if (!(&pane))
+               return;
     switch (button)
     {
         default: