Can you turning on rawlogs?
https://wiki2.dovecot.org/Debugging/Rawlog
note that if you are running older than v2.2.26, you need to use rawlog
binary.
Aki
On 04.10.2017 12:53, Andrew Charnley wrote:> Hi,
>
> Unsure if my previous message made it through as didn't see it on
> a digest.
>
> I'm using Claws Email and 3 of 4 email accounts keep giving;
>
> [10:50:45] POP< +OK Dovecot ready.
> [10:50:45] POP> USER sales
> [10:50:45] POP< +OK
> [10:50:45] POP> PASS ********
> [10:50:45] POP< +OK Logged in.
> [10:50:45] POP> STAT
> [10:50:45] POP< -ERR Unknown command:
> *** error occurred on POP session
> *** Error occurred while processing mail.
>
> I've turned on as much logging as I can find in Dovecot but nothing
> useful is coming out, it honestly does believe STAT is invalid - I can
> see the connection close rather than disconnect.
>
> It's strange how it works for one account but not others, the settings
> are identical - I went through them with a fine tooth comb.
>
> Any suggestions appreciated.
>
> Regards,
>
> Andrew