On 22.12.2010, at 22.31, Thomas Hummel wrote: > And you have namespace separator set to '/'? > > Yes (which is the default, isn't it ?)
No, default is '.' with maildir. >> In such setup having '.' just isn't valid. All '.' characters in the >> directory name get converted to '/'. > > I know, that's why it makes no sense to me that TB complains about a ".". > > By the way, if talking imap directly (telnet), I wouldn't even be able to > specify a dot in a mailbox name in command, right ? I guess that would be > interpreted as a hierarchy separator. So this TB message is really strange. No, you can give a dot in the mailbox name. That's exactly when you get this error message. >> You could enable rawlog to see what the clients are trying to do. >> http://wiki2.dovecot.org/Debugging/Rawlog > > Should I restart dovecot or just a SIGHUP ? SIGHUP is enough (or "dovecot reload" is a prettier way nowadays). > My other questions remains : > > . can we revert from 2.0.8 to 1.2.12 (just in case) ? Yes. > . is there, between 1.2.12 and 2.0.8 some noticeable behavior regarding > mailbox name encoding ? I'm not sure. v1.2 might have silently allowed this problem to happen and just treat '.' as hierarchy separator (or maybe not). Do you have any shared/public namespaces?