Problems sync with mail client MAC and dovecot-2.2.10-4.el7_0.1.el7_0.1.x86_64

[grupo correo]

>
> On 2015-10-13 09:20, grupo correo wrote:
> > Hello,
> >
> > i have installed Centos 7.1.1503 with Dovecot 2.2.10-4.el7_0.1. With
> > Thunderbird all works fine, but when i configure the email client of
> > Mac
> > (Yosemite) with IMAP i can see a error in the log and the client not
> > see
> > the emails:
> >
> > Oct  9 14:31:34 localhost dovecot: imap(xxxxxxx at xxxxxxx): Fatal:
> > master:
> > service(imap): child 18639 killed with signal 11 (core dumps disabled)
>
> Do you have more logs?
>
> Have you enabled mail_debug = yes to get more verbose logs?
>
> >
> > I have read the instructions of http://www.dovecot.org/bugreport.html,
> > but
> > core file is not writing.
> >
> > Does anyone have this issues? I think that can be a problem in the
> > configuration
>
> Please share your doveconf -n output.
>
> > Best regards
>
> regards
> christian
>

Attached the doveconf -n
Yes i have mail_debug = yes into file conf.d/10-logging.conf
I paste the rest of log:
Oct 13 21:27:17 localhost dovecot: imap: Debug: Loading modules from
directory: /usr/lib64/dovecot
Oct 13 21:27:17 localhost dovecot: imap: Debug: Module loaded:
/usr/lib64/dovecot/lib01_acl_plugin.so
Oct 13 21:27:17 localhost dovecot: imap: Debug: Module loaded:
/usr/lib64/dovecot/lib02_imap_acl_plugin.so
Oct 13 21:27:17 localhost dovecot: imap: Debug: Module loaded:
/usr/lib64/dovecot/lib10_quota_plugin.so
Oct 13 21:27:17 localhost dovecot: imap: Debug: Module loaded:
/usr/lib64/dovecot/lib11_imap_quota_plugin.so
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: Effective
uid=56396, gid=55000, home=/VMAIL/xxxxxxxxxxxxxx
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: Quota root:
name=User quota backend=maildir args=
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: Quota
grace: root=User quota bytes=0 (10%)
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: Namespace
inbox: type=private, prefix=INBOX., sep=., inbox=yes, hidden=no,
list=children, subscriptions=yes location=maildir:~/Maildir
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: maildir++:
root=/VMAIL/xxxxxxxxxxxxxx/Maildir, index=, indexpvt=, control=,
inbox=/VMAIL/xxxxxxxxxxxxxx/Maildir, alt=
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: acl:
initializing backend with data: vfile
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: acl: acl
username = xxxxxxxxxxxxxx
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: acl: owner
= 1
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: acl vfile:
Global ACL directory: (none)
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: Namespace :
type=private, prefix=, sep=, inbox=no, hidden=yes, list=no,
subscriptions=no location=fail::LAYOUT=none
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Debug: none:
root=, index=, indexpvt=, control=, inbox=, alt=
Oct 13 21:27:17 localhost dovecot: imap(xxxxxxxxxxxxxx): Fatal: master:
service(imap): child 2464 killed with signal 11 (core dumps disabled)
-------------- next part --------------
# 2.2.10: /etc/dovecot/dovecot.conf
# OS: Linux 3.10.0-229.11.1.el7.x86_64 x86_64 CentOS Linux release 7.1.1503 (Core)  
base_dir = /var/run/dovecot/
default_vsz_limit = 512 M
disable_plaintext_auth = no
first_valid_gid = 0
first_valid_uid = 0
imap_idle_notify_interval = 1 mins
lock_method = dotlock
mail_debug = yes
mail_fsync = always
mail_location = maildir:~/Maildir
mail_nfs_index = yes
mail_nfs_storage = yes
mbox_write_locks = dotlock
mmap_disable = yes
namespace inbox {
  inbox = yes
  list = children
  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 = INBOX.
  separator = .
  subscriptions = yes
  type = private
}
passdb {
  args = /etc/dovecot/dovecot-ldap.conf.ext
  driver = ldap
}
plugin {
  acl = vfile
  acl_shared_dict = file:/VMAIL/%d/shared-mailboxes
  quota = maildir:User quota
}
protocols = imap pop3
service imap-login {
  inet_listener imap {
    port = 143
  }
  inet_listener imaps {
    port = 993
    ssl = yes
  }
}
service imap-postlogin {
  executable = script-login /usr/local/bin/postlogin
}
service imap {
  executable = imap imap-postlogin
}
service pop3-login {
  inet_listener pop3s {
    port = 995
    ssl = yes
  }
}
ssl_cert = </etc/pki/dovecot/certs/cert.pem
ssl_key = </etc/pki/dovecot/private/private.key
userdb {
  args = /etc/dovecot/dovecot-ldap.conf.ext
  driver = ldap
}
protocol imap {
  mail_max_userip_connections = 50
  mail_plugins = acl imap_acl quota imap_quota
}
protocol pop3 {
  mail_plugins = quota
}