--- gigedit/trunk/src/gigedit/mainwindow.cpp	2020/08/14 11:24:09	3808
+++ gigedit/trunk/src/gigedit/mainwindow.cpp	2020/08/14 11:35:58	3809
@@ -1945,7 +1945,9 @@
     // select item in instrument menu
     std::vector<Gtk::TreeModel::Path> rows = m_TreeViewInstruments.get_selection()->get_selected_rows();
     if (!rows.empty()) {
-        Gtk::TreeModel::iterator it = m_refInstrumentsTreeModel->get_iter(rows[0]);
+        // convert index of visual selection (i.e. if filtered) to index of model
+        Gtk::TreeModel::Path row = m_refInstrumentsModelFilter->convert_path_to_child_path(rows[0]);
+        Gtk::TreeModel::iterator it = m_refInstrumentsTreeModel->get_iter(row);
         if (it) {
             Gtk::TreePath path(it);
             int index = path[0];