Rename a computer name in a domain and run into exists error

Rename a computer name as old computer name in a domain. There is an error “The account already exists”. Check the following records to make sure there is no record of the old computer name.

• Active Directory Users and Computers
• DNS
• ADSI Edit

Disjoin domain doesn’t remove the computer account. You need remove it manually.

Written on March 15, 2017