On the Validation page, you verify that vRealize Automation installation can proceed.
To check that all vRealize Automation components, roles, and accounts are correct and that systems can authenticate with one another, click Validate. The process can take up to a half hour or more depending on your environment.
If errors occur, expand the failed line item and make corrections based on the status and messages presented. You cannot proceed with vRealize Automation installation until validation passes.