Struct containing a (nested) mapping cannot be constructed

Question

/请求
    struct Request{
        string purpose; //目的
        uint256 cost; //需要金额
        address payable shopAddress; //which shop
        uint256 voteCount;//over 50% then approve
        mapping(address => bool) investorVotedMapping; //voted mapping
        requestStatus status; //object of requestStatus
    }

    //request array
    Request[] public requests;

    //create a new request
    function createRequest(string memory _purpose, uint256 _cost
    , address _shopAddress) public onlyManager{
        Request memory req = Request({
            purpose : _purpose,
            cost : _cost,
            shopAddress : _shopAddress,
            voteCount : 0,
            status : requestStatus.Voting
        });
        requests.push(req);
    }

this is my solidity code , when i try to construct a struct that contains mapping, I got this error: "Struct containing a (nested) mapping cannot be constructed" Anyone can help me with this question??? PLEASE

Answer 1

等待大神答复