I have four roles, they are ' admin ', ' role1 ', ' role2 ' , ' role3 '. I want to see following Instances panel except the "role3" role . What should I code this permissions ? ? ? class Instances(horizon.Panel): name = _("Instances") slug = 'instances' permissions = (' ... ... ', ) dashboard.Project.register(Instances) If you have any answers, please contact me ~ Thank you ! -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-operators/attachments/20131204/e5f2225c/attachment.html>