Error: command ['gksu', '-D', 'Apport', '--', '/usr/share/apport/dump_acpi_tables.py'] failed with exit code 255: 
(gksu:6631): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(gksu:6631): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(gksu:6631): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",

(gksu:6631): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",