From 7d9cb77d1c83345d463a327ea10da921fbcfd956 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Tue, 15 Jan 2019 16:33:21 +0000
Subject: [PATCH] Fix crash on file -> close.

---
 src/wx/audio_panel.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/wx/audio_panel.cc b/src/wx/audio_panel.cc
index ba2a12e9f..ccdb57907 100644
--- a/src/wx/audio_panel.cc
+++ b/src/wx/audio_panel.cc
@@ -177,6 +177,10 @@ AudioPanel::~AudioPanel ()
 void
 AudioPanel::film_changed (Film::Property property)
 {
+	if (!_parent->film()) {
+		return;
+	}
+
 	switch (property) {
 	case Film::AUDIO_CHANNELS:
 	case Film::AUDIO_PROCESSOR:
-- 
2.30.2