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-rw-r--r--gtk2_ardour/ardour_ui2.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/gtk2_ardour/ardour_ui2.cc b/gtk2_ardour/ardour_ui2.cc
index 97d639fc1b..53bccb64bc 100644
--- a/gtk2_ardour/ardour_ui2.cc
+++ b/gtk2_ardour/ardour_ui2.cc
@@ -821,6 +821,10 @@ ARDOUR_UI::update_title ()
void
ARDOUR_UI::toggle_use_monitor_section ()
{
+ if (!_session) {
+ return;
+ }
+
RefPtr<Action> act = ActionManager::get_action (X_("Monitor"), "UseMonitorSection");
assert (act); RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
assert (tact);