Postfix sendmail cannot be called from Sieve redirect

[Alexander Dalloz]

Am 17.04.2018 um 19:00 schrieb Ulrich Zehl:
> Sending (in my case: forwarding) messages from Sieve via sendmail does not
> work with version 2.3.1.

https://dovecot.org/pipermail/dovecot/2018-April/111482.html

[ ... ]

> Ulrich

Alexander