Issue with dovecot v2.3.4.1 and mail_crypt plugin. Email received, but not encrypted on disk until moved out of root Maildir folder. IMAP child crashes when mail is read from folder message was moved

Recently I attempted enabling the mail_crypt plugin on a per user basis as summarized below: uname -a Linux smtp 4.19.0-16-amd64 #1 SMP Debian 4.19.181-1 (2021-03-19) x86_64 GNU/Linux dovecot --version 2.3.4.1 (f79e8e7e4) $ cat /etc/dovecot/conf.d/10-mailcrypt.conf mail_attribute_dict

backup v rsync

I've been migrating from a dovecot 2.2.22 instance to a dovecot 2.3.7.2 instance. (Said differently, from an ubuntu 16.04 host to a 20.04 host.) It's a tiny site: only a handful of users actually had to migrate, most either died on the old one or were born on the new one.  The main user in need

Dovecot Subfolder Always Uses dot separator with mdbox

I’m trying to configure dovecot to use mailbox subfolders that look like both foo/bar on the IMAP client and the filesystem. But the subfolders created all look like foo.bar, not foo/bar with a proper nesting structure. This also happens when the folder ‘bar’ is moved into the folder ‘foo’—A ne

Dovecot Subfolder Always Uses dot separator with mdbox

I’m trying to configure dovecot to use mailbox subfolders that look like both foo/bar on the IMAP client and the filesystem. But the subfolders created all look like foo.bar, not foo/bar with a proper nesting structure. This also happens when the folder ‘bar’ is moved into the folder ‘foo’—A ne