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[108.41.180.45]) by smtp.gmail.com with ESMTPSA id g16sm7481756qko.5.2020.07.24.05.11.24 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 24 Jul 2020 05:11:25 -0700 (PDT) From: dick.r.chiang@gmail.com To: ding@gnus.org Subject: Re: how to visit a message by its ID and group name? References: <87lfj9wamx.fsf@mat.ucm.es> Date: Fri, 24 Jul 2020 08:11:24 -0400 In-Reply-To: <87lfj9wamx.fsf@mat.ucm.es> (Uwe Brauer's message of "Fri, 24 Jul 2020 11:00:22 +0200") Message-ID: <87eep12jv7.fsf@dick> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.90 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable List-ID: Precedence: bulk nnml-find-group-number takes a second `server` argument, which you=20 might hardcode to empty string, but like all things gnus, it's=20 fragile. Under the info node "Summary Buffer -> Finding the Parent", some=20 clues are given > Most of the mail back ends support fetching by =E2=80=98Message-ID=E2=80= =99, but=20 > do not do a particularly excellent job at it. That is,=20 > =E2=80=98nnmbox=E2=80=99, =E2=80=98nnbabyl=E2=80=99, =E2=80=98nnmaildir= =E2=80=99, =E2=80=98nnml=E2=80=99, are able to locate=20 > articles from any groups, while =E2=80=98nnfolder=E2=80=99, and =E2=80=98= nnimap=E2=80=99 are=20 > only able to locate articles that have been posted to the=20 > current group. =E2=80=98nnmh=E2=80=99 does not support this at all. I use nnimap but all my attempts at `M-x=20 gnus-summary-refer-article` failed. The info node goes on to say, > Fortunately, the special =E2=80=98nnregistry=E2=80=99 back end is able to= locate=20 > articles in any groups, regardless of their back end (*note=20 > fetching by =E2=80=98Message-ID=E2=80=99 using the registry: Registry Art= icle=20 > Refer Method.). This didn't work for me either, but I didn't try very hard. As the Message= -Id looks like <61f22aad-0e47-438d-b4af-bec4e8191a1b@meta.discourse.org>, it se= ems unwieldy to get at a message from its Message-Id.