If DNS name of Active Directory domain is single label (e.g MYDOMAIN instead of MYDOMAIN.com) then the Discovery wizard throws below error message and can not proceed further:
Enter a Fully qualified domain name (e.g. MYDOMAIN.com).
Defect ID AD-620 has been submitted to Development for a fix in a future release.
Please check the release notes of latest version of Active Directory cartridge to determine which bug fixes have been included in this release.
WORKAROUND:
Setup the agent manually instead of using Discovery wizard.