public function getDataForGroup($group, $includeemptykeys = true) {
		if ($this->locale == '') {
			throw new \Exception('Locale is not set');
		}
		
		$groupkeys = $this->loadDataForGroup($group,$includeemptykeys);
		
		if (!$groupkeys) {
			throw new \Exception('Group is not found');
		}
		
		return $groupkeys;
	}