                     )
                 no_issues: _.keys(critical_issues).length is 0 and _.keys(other_issues).length is 0
             return @
+
+        destroy: =>
+            issues.off 'all', @render

            @.$el.html @template @compute_connectivity()
            return @

    # Sidebar.Issues
    class @Issues extends Backbone.View
        className: 'issues'

        tagName: 'div'
        template: Handlebars.compile $('#sidebar-client_connection_status-template').html()

        initialize: =>
            connection_status.on 'all', @render
            datacenters.on 'all', @render
            machines.on 'all', @render

        render: =>
            log_render '(rendering) status panel view'
            connected_machine = machines.get(connection_status.get('contact_machine_id'))
            json =
