Thanks for the reply.

But I don't have customizations that require "lucid.el" in .emacs file.
Perhaps, some other elisp codes require this particular portion...
My emacs loads "lucid.el" indirectly, I guess.

soichi

2011/10/8 Eli Zaretskii <eliz@gnu.org>

> > Date: Sat, 8 Oct 2011 15:56:31 +0900
> > From: ishi soichi <soichi777@gmail.com>
> >
> > Recently my emacs produces an error (?) "Package lucid is obsolete!" when
> > launched.
> > I have no idea what it means...
>
> Just what it says: the lucid.el package is obsolete.
>
> Do you have some customizations on your .emacs file that load lucid?
> If so, remove the command that loads lucid (something like '(load "lucid")'
> or '(require 'lucid)'), and see if something stops working; it shouldn't.
>
>