(gnunet-gtk:2275): GLib-GObject-WARNING **: gsignal.c:1667: signal `selection_changed' is invalid for instance `0x81fc718'

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_set_model: assertion `GTK_IS_TREE_VIEW (tree_view)' failed

(gnunet-gtk:2275): libglade-WARNING **: unknown widget class 'GtkFileChooserButton'

(gnunet-gtk:2275): GLib-GObject-WARNING **: gsignal.c:1667: signal `selection_changed' is invalid for instance `0x81c79a0'

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_insert_column_with_attributes: assertion `GTK_IS_TREE_VIEW (tree_view)' failed

(gnunet-gtk:2275): Gtk-CRITICAL **: gtk_tree_view_set_model: assertion `GTK_IS_TREE_VIEW (tree_view)' failed