Default folder permissions

[dsp3]

On 2014-10-18 16:29, dsp3 wrote:
> I have 2 users experiencing the same issue. They can send messages,
> but they will not be saved to the default folders as defined in
> roundcube (error - can't save).
When receiving messages: from /var/log/maillog
Oct 18 10:09:15 kolab postfix/lmtp[7357]: 398B83141647: 
to=<bad.user1 at dsp3.org>, 
relay=kolab.dsp3.org[/var/lib/imap/socket/lmtp], delay=13223, 
delays=13223/0.02/0/0, dsn=4.3.0, status=deferred (host 
kolab.dsp3.org[/var/lib/imap/socket/lmtp] said: 451 4.3.0 System I/O 
error (in reply to end of DATA command))