Index: libs/evoral/src/Note.cpp
===================================================================
--- libs/evoral/src/Note.cpp	(revision 10000)
+++ libs/evoral/src/Note.cpp	(working copy)
@@ -71,7 +71,10 @@
 	assert(end_time() == copy.end_time());
 	assert(note() == copy.note());
 	assert(velocity() == copy.velocity());
-	assert(length() == copy.length());
+	if (length() != copy.length()) {
+		cerr << "Note copy mismatch, new = " << length() << " original = " << copy.length() << " delta = " setprec(12) << length() - copy.length() << endl;
+	}
+	// assert(length() == copy.length());
 	assert(_on_event.channel() == _off_event.channel());
 	assert(channel() == copy.channel());
 }