
Error was "No path parameter ``role_id`` found in rest_parameter stanza.: Basically it means that the parameter role_id is used, but not defined in a corresponding yaml file. Mailing list post on openstack-dev: http://lists.openstack.org/pipermail/openstack-dev/2017-January/110606.html for reference. Change-Id: Id5863a70f2432a2ae22164aa66e29ae739ab3e11