diff --git a/libs/ardour/smf_source.cc b/libs/ardour/smf_source.cc
index 1ba1292c71..240b7465da 100644
--- a/libs/ardour/smf_source.cc
+++ b/libs/ardour/smf_source.cc
@@ -650,13 +650,8 @@ SMFSource::load_model (const WriterLock& lock, bool force_reload)
 void
 SMFSource::load_model_unlocked (bool force_reload)
 {
-	std::cerr << "\n\n\n\n\n";
-	PBD::stacktrace (std::cerr, 8);
-
 	assert (!_writing);
 
-	std::cerr << "\n***** " << path() << " ACTUALLY LOADING, existing model: " << _model << std::endl;
-
 	if (!_model) {
 		_model = boost::shared_ptr<MidiModel> (new MidiModel (*this));
 	} else {