[Dovecot] 1.0 beta3 not preserving X-Keyword header?

[Peter Svensson]

On Tue, 7 Mar 2006, Gregory K. Ruiz-Ade wrote:

> We've been putting 1.0 Beta 3 through the paces on our test system, and one 
> of our users pointed out to me that Thunderbird's "labels" behave strangely 
> on the new server.  In fact, there used to be a header added to the message 
> via IMAP when Thunderbird placed a label on a message, but as of the switch 
> from 0.99.11 to 1.0beta3, this label header is no longer placed in the 
> message.

Try setting the mail_max_keyword_length option in dovecot.conf:

   # Maximum allowed length for mail keyword name. It's only forced when trying
   # to create new keywords.
   mail_max_keyword_length = 50

Peter