     {flashError, isFetching, clusters, handleNewCluster, error, kubernikusBaseUrl} = @props
 
     div null,
-      if flashError or error
+      if flashError? or error?
         div className: 'alert alert-error alert-dismissible',
           button className: 'close', type: 'button', 'data-dismiss': 'alert',
             span null,

              td colSpan: '5',
                span className: 'spinner'
        else
          if clusters && clusters.length
            for cluster in clusters
              React.createElement ClusterItem, cluster: cluster, key: cluster.name, kubernikusBaseUrl: kubernikusBaseUrl


          flashError
          error

      unless isFetching || error? || (clusters? && clusters.length > 0)
        div className: 'toolbar toolbar-controlcenter',
          div className: 'main-control-buttons',
            button className: "btn btn-primary", onClick: ((e) => e.preventDefault(); handleNewCluster()),
