e.printStackTrace();
    private static void createPSPInterface()    {      try {        if (useAssessmentAgent)        {          pspInterface = new AggregationClient(                              nameServerUrl + "/$" + aggClusterName,                              psp, keepAlivePsp);          validClusters = pspInterface.getClusterIds();          cTime = getCTime();        }        else        {          throw new Exception();        }      } catch (Exception e) {        pspInterface = null;        validClusters = null;        cTime = 0l;      }    }