From 1ef1734e7625afe9771049c9c5fe4047ec229c5d Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Tue, 6 Dec 2016 22:51:55 +0100
Subject: Allow sparse CC lists.

---
 libs/ardour/instrument_info.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/libs/ardour/instrument_info.cc b/libs/ardour/instrument_info.cc
index 2f77d980ba..09fef4f482 100644
--- a/libs/ardour/instrument_info.cc
+++ b/libs/ardour/instrument_info.cc
@@ -150,8 +150,13 @@ InstrumentInfo::get_controller_name (Evoral::Parameter param) const
 	if (!control_names) {
 		return "";
 	}
+	boost::shared_ptr<const Control> c = control_names->control(param.id());
 
-	return control_names->control(param.id())->name();
+	if (c) {
+		return c->name();
+	}
+
+	return "";
 }
 
 boost::shared_ptr<MIDI::Name::ChannelNameSet>
-- 
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