What causes lmtpd to get a "System I/O error"?

Rob Tanner rtanner+cyrus at linfield.edu
Wed May 5 12:06:43 EDT 2004


Thanks.  Turned out to be a configuration issue with Postfix.  Fixed it and
everything works now.

-- Rob

--On Wednesday, May 05, 2004 08:12:32 AM +0200 Andreas Winkelmann
<ml at awinkelmann.de> wrote:

> Am Mittwoch, 5. Mai 2004 06:50 schrieb Rob Tanner:
> 
>> I've put up and testing a new install of cyrus-imapd-2.2.3 and postfix
>> 2.0.19.  The one problem I'm seeing is using ther vacation capability
>> of sieve although filing, discarding, rejecting, forwarding, etc all
>> appear to work correctly.  Vacation responses generate a System I/O
>> 
>> error, and an example from the maillog is quoted below:
>> >  May  4 20:59:53 belgarath postfix/lmtp[22970]: 5CDE73C8247:
>> >  to=<speters at linfield.edu>, orig_to=<steve.peters at linfield.edu>,
>> >  relay=/var/imap/socket/lmtp[/var/imap/socket/lmtp], delay=17532,
>> >  status=deferred (host /var/imap/socket/lmtp[/var/imap/socket/lmtp]
>> >  said: 451 4.3.0 System I/O error (in reply to RCPT TO command))
>> 
>> My experience tells me that this is probably either a missing file
>> component or a permissions error, but I haven't been able to ferret it
>> out.  Can anybody give me some pointers?
> 
> This is the lmtp-Client which tries to deliver to Cyrus. You should look in 
> the Log, where Cyrus itself writes to. 
> 
> -- 
> 	Andreas
> 
> ---
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Rob Tanner
Linfield College
McMinnville, Oregon
---
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