function claimLotteryBlocks() public isActive {
		require (_lottery.isActive() == true);
		require (lotteryBlocksAmount[msg.sender] > 0);
		uint256 claimAmount = lotteryBlocksAmount[msg.sender];
		lotteryBlocksAmount[msg.sender] = 0;
		uint256 claimStatus = 1;
		if (!_lottery.claimReward(msg.sender, claimAmount)) {
			claimStatus = 0;
			lotteryBlocksAmount[msg.sender] = claimAmount;
		}
		emit LogClaimLotteryBlocks(msg.sender, _lottery.getNumLottery(), claimAmount, claimStatus);
	}