X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fexport_channel_selector.cc;h=10e3135b53b7b8f7de3774e7f99cdecef1c9416f;hb=43ae996b3a18ecad15f6fe872c4194d23b2200cf;hp=6f32ae783e3b75e244246d7f6ece1b8cd68fc7e5;hpb=52363ebefd165916fa6ba1e4ffb6f0cc5ac436c3;p=ardour.git

diff --git a/gtk2_ardour/export_channel_selector.cc b/gtk2_ardour/export_channel_selector.cc
index 6f32ae783e..10e3135b53 100644
--- a/gtk2_ardour/export_channel_selector.cc
+++ b/gtk2_ardour/export_channel_selector.cc
@@ -110,8 +110,10 @@ PortExportChannelSelector::fill_route_list ()
 
 	/* Add master bus and then everything else */
 
-	ARDOUR::IO* master = _session->master_out()->output().get();
-	channel_view.add_route (master);
+	if (_session->master_out()) {
+		ARDOUR::IO* master = _session->master_out()->output().get();
+		channel_view.add_route (master);
+	}
 
 	for (RouteList::iterator it = routes.begin(); it != routes.end(); ++it) {
 		if ((*it)->is_master () || (*it)->is_monitor ()) {