4. At the Ntdsutil prompt, make use of the authoritative restore command, accompanied by the LDAP name of your object you should mark as authoritative. Yet another solution which i want to evaluate whilst it’s pretty unusual is – the option of applying PowerShell command for removing deleted objects http://manuelvitgq.bloginwi.com/20030616/top-guidelines-of-restore-active-directory-object-from-backup