Self hosted Reply by Email stopped working after latest update

[RGJ (Richard - Communiteq)]

@Paul_King

Reply by email has previously been working well, but it looks like this functionality stopped working around September 29th

I know what is going on. It’s that @#$($($* LetsEncrypt thing again that broke half the internet many things on Sept 30.

Self-hosted mail-receiver update following Let's Encrypt root certificate change

This announcement only affects self-hosters who are running Direct-delivery incoming email for self-hosted sites. Managed hosting customers, and self-hosters using POP3 for incoming mail are not affected. As you may be aware, Let’s Encrypt recently changed their root certificate. The old root certificate expired today, and has caused a number of issues for out-of-date clients across the web. All of our systems at CDCK are up-to-date, and were not affected by today’s expiration. Unfortunately we…

Just rebuild the mail receiver Docker.