See https://svnweb.freebsd.org/ports/head/security/acme-client/files/pkg-message.in?revision=425172&view=markup#l33 weekly_acme_client_renewscript=""%%PREFIX%%/etc/acme/%%PORTNAME%%.sh" should be weekly_acme_client_renewscript="%%PREFIX%%/etc/acme/%%PORTNAME%%.sh"
A commit references this bug: Author: brnrd Date: Wed Apr 5 18:34:14 UTC 2017 New revision: 437805 URL: https://svnweb.freebsd.org/changeset/ports/437805 Log: security/acme-client: Update pkg-message - Remove duplicate double-qoute [1] - Remove warning about letskencrypt rename (>6mo) PR: 218182 [1] Submitted by: Anatoly Kamchatnov <akamch@gmail.com> Changes: head/security/acme-client/files/pkg-message.in
Thanks for reporting Anatoly!