X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Fscreen_dialog.cc;h=8285ddb9625bc35861858da8932e0837bbd504fa;hb=9c9890b9ff89af710db21145c03a09993c629e3e;hp=503745683980f3b2a860ec09050c2b80bba01a84;hpb=6de35d058821acc092d2aae75543024a97026b8a;p=dcpomatic.git

diff --git a/src/wx/screen_dialog.cc b/src/wx/screen_dialog.cc
index 503745683..8285ddb96 100644
--- a/src/wx/screen_dialog.cc
+++ b/src/wx/screen_dialog.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -128,7 +128,9 @@ void
 ScreenDialog::setup_sensitivity ()
 {
 	wxButton* ok = dynamic_cast<wxButton*> (FindWindowById (wxID_OK, this));
-	ok->Enable (_certificate);
+	if (ok) {
+		ok->Enable (_certificate);
+	}
 
 	_download_certificate->Enable (
 		_manufacturer->GetStringSelection() == _("Doremi") ||