[Dovecot] Migrating to dovecot: non-empty mboxes

[Wouter de Jong]

> Hello,

Hi,

> I migrate from cucipop to dovecot. Thus I move users' mailboxes (mbox 
> format)
> to another location.
>
> Some POP3 client (for example Outlook or TheBat!) use flag
> 'Do not delete messages from server'. After the user's mailbox have been
> moved to a new location all old messages is retrieved again and user
> get duplicates.
>
> Is there a way to avoid such issue?

My guess is that the pop3_uidl_format setting is not matching the UIDL of 
cucipop.

> Thanks a lot!

Regards,

Wouter