When I run dconf-editor, it only gives me a blank window (see attached screenshot), and spews a bunch of assertion failures to stderr:
Gtk-Message: Failed to load module "canberra-gtk-module": libcanberra-gtk-module.so: cannot open shared object file: No such file or directory
Gtk-Message: Failed to load module "canberra-gtk-module": libcanberra-gtk-module.so: cannot open shared object file: No such file or directory
(dconf-editor:4263): GLib-GObject-WARNING **: specified class size for type `DConfDirView' is smaller than the parent type's `GtkTreeView' class size
(dconf-editor:4263): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_object_new: assertion `G_TYPE_IS_OBJECT (object_type)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_set_headers_visible: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_object_ref_sink: assertion `G_IS_OBJECT (object)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_set_model: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_get_selection: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_widget_show: assertion `GTK_IS_WIDGET (widget)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_container_add: assertion `GTK_IS_WIDGET (widget)' failed
(dconf-editor:4263): GLib-GObject-WARNING **: specified class size for type `DConfKeyView' is smaller than the parent type's `GtkTreeView' class size
(dconf-editor:4263): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_object_new: assertion `G_TYPE_IS_OBJECT (object_type)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_append_column: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
** (dconf-editor:4263): CRITICAL **: key_value_renderer_construct: assertion `view != NULL' failed
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_object_ref_sink: assertion `G_IS_OBJECT (object)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_object_ref_sink: assertion `G_IS_OBJECT (object)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_widget_show: assertion `GTK_IS_WIDGET (widget)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_get_selection: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(dconf-editor:4263): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_container_add: assertion `GTK_IS_WIDGET (widget)' failed
** (dconf-editor:4263): CRITICAL **: settings_model_set_iter: assertion `directory != NULL' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_view_get_selection: assertion `GTK_IS_TREE_VIEW (tree_view)' failed
(dconf-editor:4263): Gtk-CRITICAL **: gtk_tree_selection_select_iter: assertion `GTK_IS_TREE_SELECTION (selection)' failed
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: dconf-tools 0.7.1-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.37-12.26-generic 2.6.37
Uname: Linux 2.6.37-12-generic x86_64
NonfreeKernelModules: openafs
Architecture: amd64
Date: Wed Jan 26 13:43:21 2011
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20101202)
ProcEnviron:
LANGUAGE=en_US:en
PATH=(custom, user)
LANG=en_US.utf8
LC_MESSAGES=en_US.utf8
SHELL=/bin/bash
SourcePackage: d-conf
Seems fixed in dconf-tools 0.7.2-0ubuntu1.