Joomla fails to upgrade through CCP, following is thrown:
Internal error: Activation parameter 'allow_upgrade_instance_with_direct_access' not found. Please contact your provider
An activation parameter for Joomla site application resource was not configured and saved in POA database.
1.Go to Service Director > Provisioning Manager > Resource Types >
<Joomla resource type> > Activation Parameters > Edit, select 'yes' or 'No' and click Submit,
2.Login to CCP and try to upgrade the instance once again.