<p></p>
<p>I tried to respond to a personal message on openstreetmap.org (not a changeset comment) by email but it failed twice today:</p>
<pre><code>This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  m-897553-60d7f3@messages.openstreetmap.org
    local delivery failed

The following text was generated during the delivery attempt:

------ m-897553-60d7f3@messages.openstreetmap.org ------

WARN: advpng none at /usr/bin/advpng (== none) is of unknown version
/var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:80:in `block in load_missing_constant': uninitialized constant Notifier (NameError)
        from /var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:9:in `without_bootsnap_cache'
        from /var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:80:in `rescue in load_missing_constant'
        from /var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:59:in `load_missing_constant'
        from /srv/www.openstreetmap.org/rails/script/deliver-message:36:in `<main>'
/var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:61:in `block in load_missing_constant': uninitialized constant Notifier (NameError)
        from /var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:17:in `allow_bootsnap_retry'
        from /var/lib/gems/2.7.0/gems/bootsnap-1.4.8/lib/bootsnap/load_path_cache/core_ext/active_support.rb:60:in `load_missing_constant'
        from /srv/www.openstreetmap.org/rails/script/deliver-message:36:in `<main>'


Reporting-MTA: dns; spike-06.openstreetmap.org

Action: failed
Final-Recipient: rfc822;m-897553-60d7f3@messages.openstreetmap.org
Status: 5.0.0
</code></pre>
<p>Date: today 11:36 and 11:40 UTC</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/openstreetmap/openstreetmap-website/issues/2895">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/AAK2OLPVMDGPHBA4XE2T7WLSLV2ZZANCNFSM4SYG74HQ">unsubscribe</a>.<img src="https://github.com/notifications/beacon/AAK2OLNABPMCYDU4XMJEIGLSLV2ZZA5CNFSM4SYG74H2YY3PNVWWK3TUL52HS4DFUVEXG43VMWVGG33NNVSW45C7NFSM4KZ6KTSA.gif" height="1" width="1" alt="" /></p>
<script type="application/ld+json">[
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