Ldap synchronization failed

Configure ldap according to the instruction manual, but the synchronization fails
the is my configuration file

root@jitsi:~# cat /etc/saslauthd.conf
ldap_servers: ldaps://dc.t-demo.com:389
ldap_bind_dn: fits01@t-demo.com
ldap_bind_pw: 1qaz@WSX
ldap_auth_method: bind
ldap_search_base: ou=userid,ou=vmware,dc=t-demo,dc=com

the is log

Mar  6 16:14:10 jitsi saslauthd[39507]: ldapdb
Mar  6 16:14:10 jitsi saslauthd[39507]: _sasl_plugin_load failed on sasl_canonuser_init
Mar  6 16:14:10 jitsi saslauthd[39507]: Entry not found ((uid=fits02)).
Mar  6 16:14:10 jitsi saslauthd[39507]: Authentication failed for fits02: User not found (-6)
Mar  6 16:14:10 jitsi saslauthd[39507]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:14:11 jitsi saslauthd[39504]: Entry not found ((uid=fits02)).
Mar  6 16:14:11 jitsi saslauthd[39504]: Authentication failed for fits02: User not found (-6)
Mar  6 16:14:11 jitsi saslauthd[39504]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:14:11 jitsi saslauthd[39505]: Entry not found ((uid=fits02)).
Mar  6 16:14:11 jitsi saslauthd[39505]: Authentication failed for fits02: User not found (-6)
Mar  6 16:14:11 jitsi saslauthd[39505]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:14:11 jitsi saslauthd[39506]: Entry not found ((uid=fits02)).
Mar  6 16:14:11 jitsi saslauthd[39506]: Authentication failed for fits02: User not found (-6)
Mar  6 16:14:11 jitsi saslauthd[39506]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:14:57 jitsi saslauthd[39503]: Entry not found ((uid=fits02)).
Mar  6 16:14:57 jitsi saslauthd[39503]: Authentication failed for fits02: User not found (-6)
Mar  6 16:14:57 jitsi saslauthd[39503]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:15:00 jitsi saslauthd[39503]:                 : master exited: 39503
Mar  6 16:15:00 jitsi saslauthd[39562]:                 : master pid is: 39562
Mar  6 16:15:00 jitsi saslauthd[39562]:                 : listening on socket: /var/run/saslauthd/mux
Mar  6 16:15:13 jitsi saslauthd[39563]: ldapdb
Mar  6 16:15:13 jitsi saslauthd[39563]: _sasl_plugin_load failed on sasl_canonuser_init
Mar  6 16:15:13 jitsi saslauthd[39563]: ldap_simple_bind() failed -1 (Can't contact LDAP server).
Mar  6 16:15:13 jitsi saslauthd[39563]: Retrying authentication
Mar  6 16:15:13 jitsi saslauthd[39563]: ldap_simple_bind() failed -1 (Can't contact LDAP server).
Mar  6 16:15:13 jitsi saslauthd[39563]: Authentication failed for fits02: Retry condition (ldap server connection reset or broken) (-3)
Mar  6 16:15:13 jitsi saslauthd[39563]:                 : auth failure: [user=fits02] [service=imap] [realm=] [mech=ldap] [reason=Unknown]
Mar  6 16:17:01 jitsi CRON[39570]: pam_unix(cron:session): session opened for user root by (uid=0)
Mar  6 16:17:01 jitsi CRON[39570]: pam_unix(cron:session): session closed for user root

This will not doldap_servers: ldaps://dc.t-demo.com or ldap_servers: ldaps://dc.t-demo.com:389