Problem with having this option on is that it tries to rewrite your mailservers hostname EG root.mydomain.com when delivering messages from root. Shouldnt it only be trying to rewrite messages headers that a considered email addresses? eg [email protected]*?
EG
EG
2019-01-20 00:03:01 1gl84L-003r2L-RR From: header (rewritten was: [[email protected]], actual sender is not the same system user) original=[[email protected]] actual_sender=[[email protected]]
2019-01-20 00:03:02 1gl84L-003r2L-RR => efast <[email protected]> R=localuser T=dovecot_delivery C="250 2.0.0 <[email protected]> APCCNzUrRFxbBQ4A1ioWhA Saved"
2019-01-20 00:03:02 1gl84L-003r2L-RR Completed
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