You seem to have corrupted your applications.menu somehow. `rm ~/.config/menus/applications.menu` should fix that. The replacement of Preferences and Administration with GNOME Control Center has nothing to do with alacarte.
Please tell me if this fixes your problem.
You seem to have corrupted your applications.menu somehow. `rm ~/.config/ menus/applicati ons.menu` should fix that. The replacement of Preferences and Administration with GNOME Control Center has nothing to do with alacarte.
Please tell me if this fixes your problem.