GUI limitation: Require engine to add/remove tracks/busses

1 files changed, 14 insertions, 0 deletions

diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index 0523f9a8d1..7fcb7c74b5 100644
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -4353,6 +4353,20 @@ ARDOUR_UI::add_route_dialog_response (int r)
 		return;
 	}
 
+	if (!AudioEngine::instance()->running ()) {
+		switch (r) {
+			case AddRouteDialog::Add:
+			case AddRouteDialog::AddAndClose:
+				break;
+			default:
+				return;
+		}
+		add_route_dialog->ArdourDialog::on_response (r);
+		MessageDialog msg (_("Not connected to audio engine - Adding Tracks/Busses is not possible"));
+		msg.run ();
+		return;
+	}
+
 	int count;
 
 	switch (r) {