configurationOpenLDAP主从复制时出错

复制openldap主从,我卡在中间,试图解决,但不工作。 使用Ubuntu14.04操作系统,我正在关注这个链接:

https://askubuntu.com/questions/360190/how-to-configure-master-slave-ldap-replication

在第二步“enable_sync_prov.ldif”我得到这个错误:

modifying entry "olcDatabase={0}hdb,cn=config" ldap_modify: No such object (32) matched DN: cn=config 

我试着改变olcDatabase = {1} mdb和bdb,仍然得到相同的错误。

enable_sync_prov.ldif 文件

 dn: olcDatabase={1}hdb,cn=config changetype: modify delete: olcAccess olcAccess: {0}to attrs=userPassword,shadowLastChange by self write by anonymous auth by dn="cn=vmailadmin,dc=example,dc=com write by * none - add: olcAccess olcAccess: {0}to attrs=userPassword,shadowLastChange by self write by dn="cn=vmailadmin,dc=example,dc=com" write by dn="cn=ldapuser,dc=example,dc=com" read by anonymous auth by * none - add: olcDbIndex olcDbIndex: entryUUID eq - add: olcDbIndex olcDbIndex: entryCSN eq dn: cn=module{0},cn=config changetype: modify add: olcModuleLoad olcModuleLoad: {1}syncprov dn: olcOverlay=syncprov,olcDatabase={1}hbd,cn=config changetype: add objectClass: olcOverlayConfig objectClass: olcSyncProvConfig olcOverlay: {0}syncprov olcSpCheckpoint: 100 10 olcSpSessionlog: 100 

请有人帮我解决这个问题!