[Dovecot] lmtp lowercase/uppercase mailbox problem

[Timo Sirainen]

On Tue, 2011-06-07 at 21:13 +0800, johnw wrote:
> after upgrade to 2.0.x, and change dovecot-lda to dovecot-lmtp as mail
> deliver.
> i find the lowercase/uppercase mail box problem,
> i see some mail is delivery to uppercase mail box,
> (my mail box is /var/vmail/johnw, now i see some mail in
> /var/vmail/JOHNW, i use maildir)
> it did not happen before. (dovecot 1.2.x with dovecot-lda)
> 
> anyone can point me which config/setting, should i looking for?

Easiest fix: auth_username_format = %Lu