When trying to open nautilus (from the Launcher or from the Dash pressing on Files), it does not open, and the desktop aren't responding.
The output of nautilus -q (without sudo):
(nautilus:12039): GLib-GIO-CRITICAL **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != NULL' failed
(nautilus:12039): GLib-GIO-CRITICAL **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != NULL' failed
Could not register the application: Timeout was reached
(nautilus:12039): Gtk-CRITICAL **: gtk_icon_theme_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed
(nautilus:12039): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(nautilus:12039): GLib-GObject-CRITICAL **: g_signal_connect_object: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed
If i use gksu nautilus it opens but with an error:
(nautilus:18320): GLib-GIO-CRITICAL **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != NULL' failed
Currently fixing this issue by restart my PC or by restart nautilus:
sudo killall nautilus && (nautilus &)
But is just a temporary fix.
This bug has been reported here: Bug report on Nautilus in 16.04.