Validations are executed automatically during workflow, results are visible in Validation Windows. User can see what Validations is running, which one fails and which one succeed. User can click on view details to get more information
Being worked on upstream https://blueprints.launchpad.net/tripleo-ui/+spec/validations-mistral-integration
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHEA-2016-2948.html