The cause of the bug is that the applet change the key in gconf-editor, which can't work. It need to modify a config file in .config/xfce4/ and tell xfce to update the path.
The cause of the bug is that the applet change the key in gconf-editor, which can't work. It need to modify a config file in .config/xfce4/ and tell xfce to update the path.