Comment 2 for bug 948769

Traceback (most recent call last):
  File "/usr/share/alacarte/Alacarte/MainWindow.py", line 634, in on_properties_button_clicked
    self.on_edit_properties_activate(None)
  File "/usr/share/alacarte/Alacarte/MainWindow.py", line 375, in on_edit_properties_activate
    parser.write(open(file_path))
IOError: [Errno 2] Aucun fichier ou dossier de ce type: 'alacarte-made-1.directory'
Traceback (most recent call last):
  File "/usr/share/alacarte/Alacarte/MainWindow.py", line 95, in loadUpdates
    item_id = os.path.split(items[iter][3].get_desktop_file_path())[1]
  File "/usr/lib/python2.7/posixpath.py", line 83, in split
    i = p.rfind('/') + 1
AttributeError: 'NoneType' object has no attribute 'rfind'
Traceback (most recent call last):
  File "/usr/share/alacarte/Alacarte/MainWindow.py", line 636, in on_delete_button_clicked
    self.on_edit_delete_activate(None)
  File "/usr/share/alacarte/Alacarte/MainWindow.py", line 341, in on_edit_delete_activate
    self.editor.deleteMenu(item)
  File "/usr/share/alacarte/Alacarte/MenuEditor.py", line 343, in deleteMenu
    menu_xml = self.__getXmlMenu(self.__getPath(menu), dom, dom)
  File "/usr/share/alacarte/Alacarte/MenuEditor.py", line 447, in __getPath
    path = menu.tree.root.get_menu_id()
AttributeError: 'NoneType' object has no attribute 'root'