i am facing problem in postfix getting following error


c 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: Could't open /opt/zimbra/postfix/conf/master.cf.in: Permission denied
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e sender_canonical_maps='proxy:ldap:/opt/zimbra/conf/ldap-scm.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e virtual_alias_domains='proxy:ldap:/opt/zimbra/conf/ldap-vad.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e lmtp_connection_cache_time_limit='4s' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e recipient_delimiter='' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_tls_cert_file='/opt/zimbra/conf/smtpd.crt' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_tls_auth_only='yes' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e myhostname='logomail.org' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e virtual_mailbox_domains='proxy:ldap:/opt/zimbra/conf/ldap-vmd.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e mydestination='localhost' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e mailbox_size_limit='0' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e setgid_group='postdrop' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_client_restrictions='reject_unauth_pipelinin g' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e queue_run_delay='300s' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e minimal_backoff_time='300s' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e virtual_alias_maps='proxy:ldap:/opt/zimbra/conf/ldap-vam.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e transport_maps='hash:/opt/zimbra/postfix/conf/transport,ldap:/opt/zimbra/conf/ldap-transport.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e sendmail_path='/opt/zimbra/postfix/sbin/sendmail' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e message_size_limit='10240000' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e broken_sasl_auth_clients='yes' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e lmtp_connection_cache_destinations='' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e alias_maps='hash:/etc/aliases' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e manpage_directory='/opt/zimbra/postfix/man' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e policy_time_limit='3600' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_helo_required='yes' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e in_flow_delay='1s' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e daemon_directory='/opt/zimbra/postfix/libexec' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e maximal_backoff_time='4000s' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e virtual_transport='error' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e mynetworks='127.0.0.0/8 175.184.253.0/24 192.168.168.0/24 ' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e bounce_queue_lifetime='5d' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_recipient_restrictions='reject_non_fqdn_reci pient, permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination, reject_unlisted_recipient, reject_invalid_hostname, reject_non_fqdn_hostname, reject_non_fqdn_sender, reject_unknown_hostname, reject_unknown_sender_domain, reject_rbl_client dnsbl.njabl.org, reject_rbl_client opm.blitzed.org, reject_rbl_client relays.ordb.org, reject_rbl_client cbl.abuseat.org, reject_rbl_client bl.spamcop.net, permit' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e lmtp_host_lookup='dns' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_tls_loglevel='1' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e relayhost='' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e disable_dns_lookups='no' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e always_add_missing_headers='yes' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_sasl_authenticated_header='no' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e mail_owner='postfix' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e virtual_mailbox_maps='proxy:ldap:/opt/zimbra/conf/ldap-vmm.cf' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_tls_security_level='may' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e mailq_path='/opt/zimbra/postfix/sbin/mailq' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e header_checks='' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e queue_directory='/opt/zimbra/data/postfix/spool' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e newaliases_path='/opt/zimbra/postfix/sbin/newaliases' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_data_restrictions='reject_unauth_pipelining' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e local_header_rewrite_clients='permit_mynetworks,pe rmit_sasl_authenticated' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_reject_unlisted_recipient='no' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e propagate_unmatched_extensions='canonical' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e command_directory='/opt/zimbra/postfix/sbin' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_tls_key_file='/opt/zimbra/conf/smtpd.key' rc=32256 No child processes
Dec 28 16:20:23 mail zimbramon[19877]: 19877:info: zmmtaconfig: ERROR: /opt/zimbra/postfix/sbin/postconf -e smtpd_sasl_auth_enable='yes' rc=32256 No child processes
Dec 28 16:20:23 mail postfix/postfix-script[20968]: refreshing the Postfix mail system
Dec 28 16:20:23 mail postfix/master[16477]: reload -- version 2.6.7, configuration /opt/zimbra/postfix-2.6.7.2z/conf
Dec 28 16:20:23 mail postfix/scache[16502]: statistics: start interval Dec 28 16:18:19