[Koha] koha ldap with Microsoft Active Directory

Hi all , i try to integerate koha Ldap with Microsoft Active Directory we create new CN Group in AD for koha including test users as members and new CN user to use it for integeration like that user (CN=KOHA LDAP,CN=Users,DC=localhost,DC=local) DN KOHA LDAP Group (CN=KOHA LDAP Group,CN=Users,DC=localhost,DC=local this includes 2 users as members in this group we got this error " The wrong password was supplied or the SASL credentials could not be processed "