diff --git a/gtk2_ardour/compact_meter_bridge.cc b/gtk2_ardour/compact_meter_bridge.cc
index d14d1c8374..aad96210e0 100644
--- a/gtk2_ardour/compact_meter_bridge.cc
+++ b/gtk2_ardour/compact_meter_bridge.cc
@@ -67,12 +67,12 @@ using PBD::atoi;
 
 struct SignalOrderRouteSorter {
 	bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
-		if (a->is_master() || a->is_monitor()) {
+		if (a->is_master() || a->is_monitor() || !boost::dynamic_pointer_cast<Track>(a)) {
 			/* "a" is a special route (master, monitor, etc), and comes
 			 * last in the mixer ordering
 			 */
 			return false;
-		} else if (b->is_master() || b->is_monitor()) {
+		} else if (b->is_master() || b->is_monitor() || !boost::dynamic_pointer_cast<Track>(b)) {
 			/* everything comes before b */
 			return true;
 		}
@@ -170,7 +170,8 @@ CompactMeterbridge::add_strips (RouteList& routes)
 	// Now create the strips for newly added routes
 	for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master()
+			|| !boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 
@@ -188,7 +189,8 @@ CompactMeterbridge::add_strips (RouteList& routes)
 	size_t serial_number = 0;
 	for (RouteList::iterator x = copy.begin(); x != copy.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master() ||
+			!boost::dynamic_pointer_cast<Track>(route)) {
 			continue;
 		}
 		std::map <boost::shared_ptr<ARDOUR::Route>, CompactMeterStrip*>::iterator i = _strips.find (route);
@@ -237,7 +239,8 @@ CompactMeterbridge::sync_order_keys ()
 	size_t serial_number = 0;
 	for (RouteList::iterator x = copy.begin(); x != copy.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master() ||
+			!boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 		std::map <boost::shared_ptr<ARDOUR::Route>, CompactMeterStrip*>::iterator i = _strips.find (route);
diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc
index aae20d876d..4e92d2fed7 100644
--- a/gtk2_ardour/editor.cc
+++ b/gtk2_ardour/editor.cc
@@ -5078,7 +5078,8 @@ Editor::add_routes (RouteList& routes)
 	for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
 
-		if (route->is_auditioner() || route->is_monitor()) {
+		if (route->is_auditioner() || route->is_monitor() ||
+			!boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 
diff --git a/gtk2_ardour/mixer_bridge_view.cc b/gtk2_ardour/mixer_bridge_view.cc
index b5e3b5d2bd..7aa7843515 100644
--- a/gtk2_ardour/mixer_bridge_view.cc
+++ b/gtk2_ardour/mixer_bridge_view.cc
@@ -67,12 +67,12 @@ using PBD::atoi;
 
 struct SignalOrderRouteSorter {
 	bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
-		if (a->is_master() || a->is_monitor()) {
+		if (a->is_master() || a->is_monitor() || !boost::dynamic_pointer_cast<Track>(a)) {
 			/* "a" is a special route (master, monitor, etc), and comes
 			 * last in the mixer ordering
 			 */
 			return false;
-		} else if (b->is_master() || b->is_monitor()) {
+		} else if (b->is_master() || b->is_monitor() || !boost::dynamic_pointer_cast<Track>(b)) {
 			/* everything comes before b */
 			return true;
 		}
@@ -173,7 +173,8 @@ MixerBridgeView::add_strips (RouteList& routes)
 	// Now create the strips for newly added routes
 	for (RouteList::iterator x = routes.begin(); x != routes.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master() ||
+			!boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 
@@ -190,7 +191,8 @@ MixerBridgeView::add_strips (RouteList& routes)
 
 	for (RouteList::iterator x = copy.begin(); x != copy.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master() ||
+			!boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 		std::map <boost::shared_ptr<ARDOUR::Route>, MixerStrip*>::iterator i = _strips.find (route);
@@ -236,7 +238,8 @@ MixerBridgeView::sync_order_keys ()
 
 	for (RouteList::iterator x = copy.begin(); x != copy.end(); ++x) {
 		boost::shared_ptr<Route> route = (*x);
-		if (route->is_auditioner() || route->is_monitor() || route->is_master()) {
+		if (route->is_auditioner() || route->is_monitor() || route->is_master() ||
+			!boost::dynamic_pointer_cast<Track> (route)) {
 			continue;
 		}
 		std::map <boost::shared_ptr<ARDOUR::Route>, MixerStrip*>::iterator i = _strips.find (route);