[Users] Message going to both account s. Re: Users Digest, Vol 79, Issue 37

[Richard]

> Date: Thursday, March 15, 2018 14:27:02 +0000
> From: claws.paws at mailmight.com
>
> Paul & JT . . 
> 
>> So you have an IMAP mailbox and an MH mailbox? The latter for the
>> SMTP-only account?
> 
> Sorry Paul you lost me there. What is an MH mailbox?
> Each address uses IMAP for RX and SMTP for TX
> 
>> From your description, Claws is displaying mail on the Fastmail
>> server,> not in a local mailbox. Isn't the issue that you are
>> seeing mail in the> wrong mailbox on the IMAP server? Therefore
>> that led to my question about server-side filters since I believe
>> you have said that you have no> Claws filters.
> 
> 'Fraid not. Claws runs stand-alone with no connection to Fastmail
> as I said previously. I run Fastmail via its web-interface and it
> has no connection with the Claws Mail service provider.
> Thanks and Regards,
> 
> Paul.
> 

Have you had a chance to look at the received headers of a duplicated
and non- message on each account? As I believe you reported that it's
a "sometimes" occurrence I'm suspecting aliasing, or some such, but
without a close review of the headers that's hard to rule that in or
out.