[mew-dist 21248] Re: IMAP の .mew-msgid

[Yoichi NAKAYAMA]

At Wed, 24 Jul 2002 20:03:57 +0900 (JST),
Kazu Yamamoto (山本和彦) <kazu at example.com> wrote:
> もし、同じ UID が再利用されるという話が本当なら、それは IMAP サーバの
> バグです。

以下が関連するのではないでしょうか。

RFC2683 より
> The server should maintain UIDs permanently for all messages if it
> can. If that's not possible, the server must change the UIDVALIDITY
> value for the mailbox whenever any of the UIDs may have become
> invalid. Clients must recognize that the UIDVALIDITY has changed and
> must respond to that condition by throwing away any information that
> they have saved about UIDs in that mailbox. There have been many
> problems in this area when clients have failed to do this; in the
> worst case it will result in loss of mail when a client deletes the
> wrong piece of mail by using a stale UID.
-- 
Yoichi Nakayama