Re: Mail attachments missing for Safari/Outlook users

[Colin Baxter <m43cap@yandex.com>]

Dear Joseph,
<#secure method=pgpmime mode=sign>
>>>>> Joseph Mingrone <jrm@ftfl.ca> writes:

    > Colin Baxter <m43cap@yandex.com> writes:
    >> Dear Joseph, <#secure method=pgpmime mode=sign>
    >>>>>>> Joseph Mingrone <jrm@ftfl.ca> writes:

    >> > Hello, Our university switched to Office365/Outlook for mail,
    >> so I > end up sending lots of mail attachments from Gnus to
    >> Outlook > users.  I have been told by about half a dozen users
    >> running > Safari that my attachments do not show up for them.  I
    >> don't have > a Mac, so I cannot easily test this directly, but in
    >> the past, I > have tested the messages that I am sending with
    >> Gnus using tools > like https://www.mimevalidator.net/index.html
    >> and they were > reported as valid.  However, just now I tested
    >> some messages again > and errors are reported.

    >> > Message File: blah.mail Byteplant MIMEValidator V1.2.5.2
    >> Errors: > <LF> linebreak found (line 1) <LF> linebreak found
    >> (line 2) <LF> > linebreak found (line 3) <LF> linebreak found
    >> (line 4) <LF> > linebreak found (...) parser error: too many bad
    >> linebreaks

    >> > I am running Gnus from the Emacs master branch, pulled on >
    >> 2019-03-13.

    >> > Has anyone else come across this problem with Outlook/Safari?
    >> Is > there a workaround other than the telling these users to fix
    >> their > broken software (I am guessing that one of Safari or
    >> Outlook is > the problem)?

    >> Just a thought, what's the setting of your variable
    >> gnus-mime-display-attachment-buttons-in-header? Is it `t'?

    >> I've not had your specific problem, but I've noticed that using
    >> `Attach file' or `Attach external' can produce different
    >> experiences for a recipient on MS-Windows.

    >> Best wishes, Colin.

    > Hi Colin,

    > The variable gnus-mime-display-attachment-buttons-in-header was
    > set to `t'.  I tried setting it to `nil', but the result was the
    > same.

I'm afraid I've run out of ideas of what you might try - except maybe do
nothing! I had a somewhat similar issue when my University
Administration people kept sending me docx files. I couldn't open them,
weren't interest in their contents, so I just ignored them. It didn't
seem to have any significance consequences.

Best wishes,

Colin.

-- 
Colin Baxter
m43cap@yandex.com
---------------------------------------------------------------------
GnuPG fingerprint: 68A8 799C 0230 16E7 BF68  2A27 BBFA 2492 91F5 41C8
---------------------------------------------------------------------