LOG.info("root stem installed");
EventLog.info(s, M.STEM_ROOTINSTALL);
  private static void _installGroupsAndStems() {    try {      GrouperSession s = GrouperSession.start(        SubjectFinder.findById(          GrouperConfig.ROOT, GrouperConfig.IST, InternalSourceAdapter.ID        )      );      Stem  root    = Stem.addRootStem(s);      LOG.info("root stem installed");    }    catch (Exception e) {       String err = ERR_ISG + e.getMessage();      LOG.fatal(err);      throw new RuntimeException(err, e);    }  } // private static void _installGroupsAndStems()