// Then throw an exception here
throw new HelperNoPreviousOpenedSubGroupException(array($this, $content), self::EXCEPTION_NO_PREVIOUS_SUB_GROUP_OPENED);
} // END - if
// Then throw an exception here
throw new HelperNoPreviousOpenedSubGroupException(array($this, $content), self::EXCEPTION_NO_PREVIOUS_SUB_GROUP_OPENED);
} // END - if