From 28d7542d23181f82a62c319ff4689fc8cc2b83c0 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Tue, 1 Dec 2009 13:19:50 +0000
Subject: [PATCH] don't bother doing port stuff if session is being deleted

git-svn-id: svn://localhost/ardour2/branches/3.0@6240 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/port_matrix.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gtk2_ardour/port_matrix.cc b/gtk2_ardour/port_matrix.cc
index f36287836a..5a78d7f8d3 100644
--- a/gtk2_ardour/port_matrix.cc
+++ b/gtk2_ardour/port_matrix.cc
@@ -484,6 +484,10 @@ PortMatrix::setup_global_ports ()
 void
 PortMatrix::setup_all_ports ()
 {
+	if (_session.deletion_in_progress()) {
+		return;
+	}
+
 	ENSURE_GUI_THREAD (mem_fun (*this, &PortMatrix::setup_all_ports));
 
 	setup_ports (0);