On Thu, 2010-10-14 at 19:40 +0200, Johan Hendriks wrote: > e select shared/domain.com/johan/INBOX > e NO Character not allowed in mailbox name: '.'
This looks as if it's not even seeing the shared namespace. What does it log with mail_debug=yes? > namespace { > inbox = no > list = children > location = maildir:/usr/local/virtual/%%d/%%n/shared/:INDEX=/shared/%%n > prefix = shared/%%d/%%u/ Also the :INDEX= path is now identical for two users in different domains. You should use %%u or %%d/%%n there as well.