Extended logging / moved mails jumping back

[Reto Brunner]

On Sun, Apr 14, 2019 at 12:04:36PM +0200, Martin Müller via dovecot wrote:
> relay=dovecot, delay=0.13, delays=0.07/0/0/0.06, dsn=4.3.0, status=deferred
> (temporary failure. Command output: Can't open log file
> /var/log/mail.dovecot-error: Permission denied )
>[...]
> Here the output of ls -la /var/log/mail.dovecot-error
> -rw-r--r-- 1 root root   21259 Apr 14 11:24 /var/log/mail.dovecot-error
>[...]
> Any hints for me?

Well, fix the permission errors?
Give write access to the docecot user (or whatever you use) for the log file.

Also take care if you use the systemd service, there may be other restrictions in place (ProtectSystem etc)