Testing formatting

[sadath-12]

  function storeIn(uint256 simpleIndex , uint256 simpleNumber) public {
       SimpleStorage simpleStorage = simpleStorageArray[simpleIndex];
       simpleStorage.store(simpleNumber);
    }

Hi im running on to this error

test error

can anyone help

[Sandi2156]

function fund() public payable { 
       
        uint256 convertedAmount = msg.value.getConversionRate();
        require(convertedAmount >= MIN_USD, "balance not enough"); 
        funders.push(msg.sender);
        addressToAmountFunded[msg.sender] = convertedAmount;
    }

getting this error

error man

can someone help me?