[Dovecot] Mailbox locking problem with iphone and POP3

[Mark Hedges]

On Wed, 30 Sep 2009, Mark Hedges wrote:
>
> The iphone checks mail, and disconnects uncleanly.  Then
> there is a delivery attempt.  I have procmail logging on,
> and procmail sits there trying to lock the spool file until
> the timeout is reached and it overrides the lock.
>
> This causes the error "timeout waiting for input from local
> during Draining Input" in sendmail, which is a generic error
> that means the delivery process or subprocess generated
> warning output on stderr.
>
> (Incidentally does anyone know how to get access to
> procmail's stderr output?)
>
> I've tried a number of different lock combinations.  Nothing
> seems to help.  Mail eventually gets delivered, though, so
> it's not a huge deal at the moment.  I don't know how it
> behaves when the iphone tries to connect again while the box
> is still locked.

Hi Bill - did you find a solution for this problem?

Any idea how we can test this?

Or maybe it's not actually a problem, since eventually the
locks time out and the mail gets delivered?

Mark