Adprep was unable to retrieve the local computer name. Status/Consequence Adprep stopped without making any changes. Adprep ...

Adprep was unable to retrieve the local computer name.
[Status/Consequence]
Adprep stopped without making any changes. Adprep requires the name of this computer to continue.
[User Action]
Check the log file ADPrep.log in the %1 directory for more information. Restart Adprep.