PGNet Dev: > running > > postconf mail_version > mail_version = 3.6.0 > > I've recently started seeing in logs > > postfix/bounce[10732]: warning: [built-in]: zero result in delay > template conversion of parameter "maximal_queue_lifetime_days" > postfix/bounce[10732]: warning: please reduce time unit "days" of > "maximal_queue_lifetime_days" in delay template
You changed the maximal_queue_lifetime in main.cf, or (less likely) your Postfix distributor changed the default value to less than a day. If you change it from days to hours, update the template to specify maximal_queue_lifetime_hours. Wietse