[ovirt-users] Error : ovirt Configuring an External LDAP Provider

i configure ovirt with self-host , and i want then to configure an external LDAP provider i follow the step in this link https://www.ovirt.org/documentation/admin-guide/chap-Users_and_Roles/ but this following error appear when i true to login: Enter user name: 'uid=u003,ou=users,dc=exalt,dc=ps Enter user password: 2018-09-13 14:45:00,538+03 INFO ======================================================================== 2018-09-13 14:45:00,538+03 INFO ============================== Execution =============================== 2018-09-13 14:45:00,538+03 INFO ======================================================================== 2018-09-13 14:45:00,538+03 INFO Iteration: 0 2018-09-13 14:45:00,539+03 INFO Profile='ldap23.exalt.ps' authn='ldap23.exalt.ps-authn' authz='ldap23.exalt.ps-authz' mapping='null' 2018-09-13 14:45:00,539+03 INFO API: -->Authn.InvokeCommands.AUTHENTICATE_CREDENTIALS profile='ldap23.exalt.ps' user='uid=u003,ou=users,dc=exalt,dc=ps' 2018-09-13 14:45:00,560+03 INFO API: <--Authn.InvokeCommands.AUTHENTICATE_CREDENTIALS profile='ldap23.exalt.ps' result=CREDENTIALS_INVALID 2018-09-13 14:45:00,564+03 SEVERE Authn.Result code is: CREDENTIALS_INVALID [ ERROR ] Login sequence failed Please investigate details of the failure (search for lines containing SEVERE log level). can anybody help ?