(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: cannot register existing type 'GtkWidget'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: cannot add class private field to invalid type '<invalid>'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: cannot add private field to invalid (non-instantiatable) type '<invalid>'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: cannot register existing type 'GtkBuildable'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: g_type_interface_add_prerequisite: assertion 'G_TYPE_IS_INTERFACE (interface_type)' failed

(ardour-8.2.0:62121): GLib-CRITICAL **: 22:21:38.205: g_once_init_leave: assertion 'result != 0' failed

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.205: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed

(ardour-8.2.0:62121): Gtk-CRITICAL **: 22:21:38.205: gtk_widget_get_style_context: assertion 'GTK_IS_WIDGET (widget)' failed

(ardour-8.2.0:62121): Gtk-CRITICAL **: 22:21:38.206: gtk_style_context_lookup_color: assertion 'GTK_IS_STYLE_CONTEXT (context)' failed

(ardour-8.2.0:62121): Gtk-CRITICAL **: 22:21:38.206: gtk_style_context_get_color: assertion 'GTK_IS_STYLE_CONTEXT (context)' failed

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.206: cannot register existing type 'GtkWidget'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.206: cannot add class private field to invalid type '<invalid>'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.206: cannot add private field to invalid (non-instantiatable) type '<invalid>'

(ardour-8.2.0:62121): GLib-GObject-CRITICAL **: 22:21:38.206: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed