From 4368759d41ffddf1c57baeb3c2bc929ab600b79b Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 10 Jul 2013 14:19:48 +0200
Subject: amend to 212d2ac5d and 8becd4413 - fix port connection matrix crash
 on close

---
 gtk2_ardour/port_matrix.cc | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'gtk2_ardour/port_matrix.cc')

diff --git a/gtk2_ardour/port_matrix.cc b/gtk2_ardour/port_matrix.cc
index 0fbbc03fb0..bac415d72f 100644
--- a/gtk2_ardour/port_matrix.cc
+++ b/gtk2_ardour/port_matrix.cc
@@ -206,6 +206,8 @@ PortMatrix::routes_changed ()
 void
 PortMatrix::setup ()
 {
+	if (!_session) return; // session went away
+
 	/* this needs to be done first, as the visible_ports() method uses the
 	   notebook state to decide which ports are being shown */
 
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