13 messages in net.sourceforge.lists.courier-usersRe: [courier-users] multi-recipient b...
FromSent OnAttachments
Ricardo KleemannMay 30, 2005 3:37 pm 
Sam VarshavchikMay 30, 2005 3:58 pm 
Ricardo KleemannMay 30, 2005 4:20 pm 
Ricardo KleemannMay 30, 2005 4:21 pm 
Sam VarshavchikMay 30, 2005 5:12 pm 
Ricardo KleemannMay 30, 2005 6:06 pm 
Sam VarshavchikMay 30, 2005 6:22 pm 
Gordon MessmerMay 30, 2005 10:10 pm 
Sam VarshavchikMay 31, 2005 6:17 am 
Ricardo KleemannMay 31, 2005 6:33 am 
Sam VarshavchikMay 31, 2005 6:37 am 
Ricardo KleemannMay 31, 2005 7:49 am 
Sam VarshavchikMay 31, 2005 8:32 am 
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Subject:Re: [courier-users] multi-recipient bounce (re-post)Actions...
From:Sam Varshavchik (mrs@courier-mta.com)
Date:May 30, 2005 3:58:02 pm
List:net.sourceforge.lists.courier-users

Ricardo Kleemann writes:

Hi... I posted this some time ago but never got any replies... can someone please help?

I"m seeing some error messages in my maillog which say "550 sorry, I don"t accept bounce messages with more than one recipient. Go read RFC2821."

What exactly does that mean?

Any 5xx reply from a mail server means that the server refuses to accept the message. Although in many cases you can determine the reason for the refusal from the error message text, if you can't, there's not much else you can go on.

These errors are returning from delivery attempts made by majordomo. I don"t believe these are bounce messages, the messages are being sent with from=<owner-listname@li...> and indeed it is attempting to

That's maybe what the From: header says. Which is completely irrelevant. What you need to know is the envelope return address.

send multiple recipients. But it is the mailing list message delivery attempt that is being made, not a bounce message. The deliveries are made using courier's sendmail.

I wonder what would make the destination server think this is a bounce message?

Contact their admin and find out, provided that you verified that your envelope return address isn't null.

How can I ensure that these messages are not rejected?

Only by finding out the real reason first. There's really nothing that you can do until you find out what the real reason is.