From 54d3bf907191b2e6a877622b8a3b17363b09beab Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Wed, 19 Nov 2025 10:07:34 -0700
Subject: [PATCH] MidiView: avoid calling ::model_changed() if there is no
 model

The method asserts (_model). We prefer the logic in the caller (at least for now)
---
 gtk2_ardour/midi_view.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gtk2_ardour/midi_view.cc b/gtk2_ardour/midi_view.cc
index 3eb8ff5aa7..fbb4666f56 100644
--- a/gtk2_ardour/midi_view.cc
+++ b/gtk2_ardour/midi_view.cc
@@ -207,7 +207,9 @@ void
 MidiView::note_mode_changed ()
 {
 	clear_events ();
-	model_changed ();
+	if (_model) {
+		model_changed ();
+	}
 }
 
 void
@@ -1141,7 +1143,7 @@ MidiView::redisplay (bool view_only)
 		what_changed.add (Properties::length);
 
 		region_resized (what_changed);
-	} else {
+	} else if (_model) {
 		/* Block calls to update note range at all as we add notes in
 		   ::model_changed()
 		*/