The Install, Start, and Test screen reports that the cluster install has failed.
The response to a report of install failure depends on the cause of the failure:
The failure is due to intermittent network connection errors during software package installs.
Use the Retry button on the Install, Start, and Test screen.
The failure is due to misconfiguration or other setup errors.
Use the left nav bar to go back to the appropriate screen; for example, Customize Services.
Make your changes.
Continue in the normal way.
The failure occurs during the start/test sequence.
Click Next and Complete and proceed to the Monitoring Dashboard.
Use the Services View to make your changes.
Re-start the service using the Mangement Header.
The failure is due to something else.
Open an SSH connection to the Ambari Server host.
Clear the database. At the command line, type:
ambari-server reset
Clear the browser's cache.
Re-run the entire Install Wizard.