Error 5016 Error_Cant_Match_User

hi

I got this error

Error 5016 Error_Cant_Match_User (an ldap user for username value 'test' was not found)

I followed this doc but didn't work with me

https://support.microfocus.com/kb/doc.php?id=7016547

the default was

(&(objectClass=person)(cn=%USERNAME%))

also this service already connected to the LDAP