[pfx] Re: Postfix server is sending non-delivery notifications with a blank "from" address

domain.com) .. sorry if I wasn't clear (bad english) Em qui., 27 de abr. de 2023 às 11:57, Viktor Dukhovni via Postfix-users < postfix-users@postfix.org> escreveu: > On Thu, Apr 27, 2023 at 11:13:13AM -0300, Rejaine Monteiro via > Postfix-users wrote: > > > I have a Po

[pfx] Postfix server is sending non-delivery notifications with a blank "from" address

Hi I have a Postfix 3.4.13 that sends non-delivery notifications with a blank "from" address, like so: postfix/bounce[3337994]: 536301634D8: sender non-delivery notification: 421CF1634EB postfix/qmgr[2272522]: 421CF1634EB: from=<>, size=8212, nrcpt=1 (queue active) How can I fix this? And is th