General thread for practicing questioning formatting!!!

[Dutiful783]

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.8;

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.8;

import "@chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol";
import "./PriceConverter.sol";

error NotOwner();

contract FundMe {
    using PriceConverter for uint256;

    mapping(address => uint256) public addressToAmountFunded;
    address[] public funders;

    uint256 public constant MINIMUM_USD = 50 * 10 ** 18;
    
    constructor() {
        i_owner = msg.sender;
    }

    function fund() public payable {
        require(msg.value.getConversionRate() >= MINIMUM_USD, "You need to spend more ETH!");
        addressToAmountFunded[msg.sender] += msg.value;
        funders.push(msg.sender);
    }
    
    function getVersion() public view returns (uint256){
        AggregatorV3Interface priceFeed = AggregatorV3Interface(0xd6f0d888e036276a815e57289e2b0c5C0D05ea5E);
        return priceFeed.version();
    }
    
    modifier onlyOwner {
        // require(msg.sender == owner);
        if (msg.sender != i_owner) revert NotOwner();
        _;
    }
    
    function withdraw() public onlyOwner {
        for (uint256 funderIndex=0; funderIndex < funders.length; funderIndex++){
            address funder = funders[funderIndex];
            addressToAmountFunded[funder] = 0;
        }
        funders = new address[](0);
    
        (bool callSuccess, ) = payable(msg.sender).call{value: address(this).balance}("");
        require(callSuccess, "Call failed");
    }
   
    fallback() external payable {
        fund();
    }

    receive() external payable {
        fund();
    }

}

On this code, I'm running an error

Gas estimation errored with the following message (see below). The transaction execution will likely fail. Do you want to force sending?
Returned error: {"jsonrpc":"2.0","error":"execution reverted","id":2932880384877517}

Can someone tell me what is going on?