Max_message_size not taking effect
@foxcpp is already working on this.
Since Mar 9, 2025.
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Description
When I try to send larger attachments (30.33MB), it always fails, but attachments of 13.66MB can be sent successfully. My settings allow for much more than 30.33MB, so why am I still encountering failures when sending the larger file?
imap: listening on tls://0.0.0.0:993
imap: listening on tcp://0.0.0.0:143
imapsql: loaded a large mailbox with 10110 messages, beware of performance issues
submission: rDNS error {"reason":"DNS response contained records which contain invalid names","src_ip":"192.168.1.3:48138"}
submission: incoming message {"msg_id":"552598d7","sender":"xxxx","src_host":"[127.0.0.1]","src_ip":"192.168.1.3:48138","username":"xxxx"}
submission: RCPT ok {"msg_id":"552598d7","rcpt":"xxxx"}
submission: DATA error {"msg_id":"552598d7","reason":"I/O error while writing buffer: buffer: failed to write file: SMTP error 552: Maximum message size exceeded"}
submission: aborted {"msg_id":"552598d7"}
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