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-rw-r--r--gtk2_ardour/engine_dialog.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/gtk2_ardour/engine_dialog.cc b/gtk2_ardour/engine_dialog.cc
index d438ff8327..8cd0473c08 100644
--- a/gtk2_ardour/engine_dialog.cc
+++ b/gtk2_ardour/engine_dialog.cc
@@ -327,6 +327,10 @@ EngineControl::EngineControl ()
Gtkmm2ext::container_clear (basic_vbox);
Gtkmm2ext::container_clear (basic_packer);
+ if (control_app_button.get_parent()) {
+ control_app_button.get_parent()->remove (control_app_button);
+ }
+
label = manage (left_aligned_label (_("Audio System:")));
basic_packer.attach (*label, 0, 1, 0, 1, xopt, (AttachOptions) 0);
basic_packer.attach (backend_combo, 1, 2, 0, 1, xopt, (AttachOptions) 0);