Nikita Koshikov wrote:
Sorry for posting this post here, not to trac, but I didn't find register page in trac-system.
http://trac.roundcube.net/register
I have noticed, that "fileinto" action in managesieve plugin save it's argument in utf7-imap encoding, but RFC requires utf8.
Fixed in r2917. I've made this optional, because not all implementations support utf-8 mailbox names.