docs: protected static void printErrorMessage(Exception e) {
      if(e instanceof AbortException) {
        // ensure we actually show the message:
        LoggingConfiguration.setVerbose(Level.VERBOSE);
        LOG.verbose(e.getMessage());
      }
      else if(e instanceof UnspecifiedParameterException) {
        LOG.error(e.getMessage());
      }
      else if(e instanceof ParameterException) {
        LOG.error(e.getMessage());
      }
      else {
        LOG.exception(e);
      }
    }