doveadm: Fatal: All your namespaces have a location setting

[Ben]

> Hi!
>
> Can you post doveconf -n
>
> Aki

# 2.2.10: /etc/dovecot/dovecot.conf
# OS: Linux 3.10.0-514.6.1.el7.x86_64 x86_64 CentOS Linux release 
7.3.1611 (Core)
auth_mechanisms = plain login
auth_verbose = yes
auth_verbose_passwords = sha1
first_valid_uid = 1000
mail_location = maildir:~/Maildir
managesieve_notify_capability = mailto
managesieve_sieve_capability = fileinto reject envelope 
encoded-character vacation subaddress comparator-i;ascii-numeric 
relational regex imap4flags copy include variables body environment 
mailbox date ihave enotify
mbox_write_locks = fcntl
namespace inbox {
   inbox = yes
   location =
   mailbox Drafts {
     special_use = \Drafts
   }
   mailbox Junk {
     special_use = \Junk
   }
   mailbox Sent {
     special_use = \Sent
   }
   mailbox "Sent Messages" {
     special_use = \Sent
   }
   mailbox Trash {
     special_use = \Trash
   }
   prefix =
}
passdb {
   driver = pam
}
passdb {
   driver = pam
}
passdb {
   args = scheme=CRYPT username_format=%u /etc/dovecot/users
   driver = passwd-file
}
plugin {
   sieve = ~/.dovecot.sieve
}
protocols = imap lmtp
service auth {
   unix_listener /var/spool/postfix/private/dovecot-auth {
     group = postfix
     mode = 0660
     user = postfix
   }
   unix_listener auth-userdb {
     group = its_virtmail
     mode = 0660
     user = its_virtmail
   }
}
service imap-login {
   process_min_avail = 3
}
service lmtp {
   process_min_avail = 5
   unix_listener /var/spool/postfix/private/dovecot-lmtp {
     group = postfix
     mode = 0600
     user = postfix
   }
   user = its_virtmail
}
service managesieve-login {
   inet_listener sieve {
     port = 4190
   }
   inet_listener sieves {
     address =
     port = 5190
     ssl = yes
   }
}
ssl = required
ssl_cert = <REMOVED
ssl_cipher_list = REMOVED
ssl_dh_parameters_length = 2048
ssl_key = </REMOVED
ssl_prefer_server_ciphers = yes
ssl_protocols = !SSlv2 !SSLv3
userdb {
   driver = passwd
}
userdb {
   args = username_format=%u /etc/dovecot/users
   driver = passwd-file
}
protocol lmtp {
   mail_plugins = sieve
   postmaster_address = me at example.com
}
protocol lda {
   deliver_log_format = msgid=%m: %$
   mail_plugins = sieve
   postmaster_address = postmaster
   quota_full_tempfail = yes
   rejection_reason = Your message to <%t> was automatically rejected:%n%r
}
protocol imap {
   imap_client_workarounds = delay-newmail
   mail_max_userip_connections = 20
}