The following error occurred attempting to rename the computer to hostname: the user name could not be found

Symptom: when trying to rename a computer’s hostname, you may receive this message: “The following error occurred attempting to rename the computer to hostname: the user name could not be found”

Resolution: delete the computer account from Active Directory. To do this, following steps;

1. Open Active Directory Users and Computers.
    
2. Under the domain name, click Computers.
    
3. Delete the computer you want to delete.
    
4. Reboot the computer.
    
5. Logon local computer with local administrator.
    
6. Change the computer name.
    
7. Reboot it again and re-join the domain.