On Jun 23, 2009, at 1:26 PM, Timothy Murphy <gayleard at eircom.net> wrote: > But having read the web-page, I still do not really understand. > In my case there is a folder "uidvalidity" listed by kmail, > but there is no file or directory with that name on the dovecot > server. Maybe it's an unrecognized imap response from the dovecot server that kmail takes as a folder name. Take a look at your dovecot server to see if there are any advanced options enabled that might give a uidvalidity response. -Ross