The modification to Utils.pm in pmg-api v7.2-3 will turn on SMTPUTF8 when it sees non-ASCII characters in the To/From addresses. This is problematic when emails are received with non-ASCII in the To/From fields and either 1) smptutf8_enable=no is configured in Postfix locally; or 2) the downstream SMTP server doesn't support SMTPUTF8. In case 1, SMTPUTF8 is enabled and postfix rejects the reinjected email. In case 2, the mail gets reinjected successfully with SMTPUTF8 enabled but then...
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