[LESSON 7] deploy to goerli. failed to get chainId, falling back on net_version

Lesson

Lesson 7

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Operating System

macOS (Apple Silicon)

Describe the bug

above

my package.json be like:

{
  "name": "hardhat-fund-me-fcc",
  "devDependencies": {
    "@chainlink/contracts": "^0.3.1",
    "@nomiclabs/hardhat-ethers": "npm:hardhat-deploy-ethers",
    "@nomiclabs/hardhat-etherscan": "^3.0.0",
    "@nomiclabs/hardhat-waffle": "^2.0.3",
    "chai": "^4.3.4",
    "dotenv": "^16.0.3",
    "ethereum-waffle": "^3.4.0",
    "ethers": "^5.7.2",
    "hardhat": "^2.8.3",
    "hardhat-deploy": "^0.9.29",
    "hardhat-gas-reporter": "^1.0.7",
    "prettier-plugin-solidity": "^1.0.0-beta.19",
    "solidity-coverage": "^0.7.18"
  }
}

And my hardhat.config.js be like:

require("@nomiclabs/hardhat-waffle");
require("hardhat-gas-reporter");
require("@nomiclabs/hardhat-etherscan");
require("dotenv").config();
require("solidity-coverage");
require("hardhat-deploy");

const COINMARKETCAP_API_KEY = process.env.COINMARKETCAP_API_KEY || "";
const GOERLI_RPC_URL =
  process.env.GOERLI_RPC_URL ||
  "https://eth-mainnet.alchemyapi.io/v2/your-api-key";
const PRIVATE_KEY =
  process.env.PRIVATE_KEY ||
  "0x11ee3108a03081fe260ecdc106554d09d9d1209bcafd46942b10e02943effc4a";
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || "";

/** @type import('hardhat/config').HardhatUserConfig */
module.exports = {
  // solidity: "0.8.17",
  solidity: {
    compilers: [
      {
        version: "0.8.8",
      },
      {
        version: "0.6.6",
      },
    ],
  },
  defaultNetwork: "hardhat",
  networks: {
    hardhat: {
      chainId: 31337,
      // gasPrice: 130000000000,
    },
    goerli: {
      url: GOERLI_RPC_URL,
      accounts: [PRIVATE_KEY],
      chainId: 5,
      blockConfirmations: 6,
    },
  },
  etherscan: {
    apiKey: ETHERSCAN_API_KEY,
  },
  gasReporter: {
    enabled: true,
    currency: "USD",
    outputFile: "gas-report.txt",
    noColors: true,
    // coinmarketcap: COINMARKETCAP_API_KEY,
  },
  namedAccounts: {
    deployer: {
      default: 0, // here this will by default take the first account as deployer
      1: 0, // similarly on mainnet it will take the first account as deployer. Note though that depending on how hardhat network are configured, the account 0 on one network can be different than on another
    },
  },
};

01-deploy-fund-me.js be like:

// import
const { network } = require("hardhat");
const {
  networkConfig,
  developmentChains,
} = require("../helper-hardhat-config");
const { verify } = require("../utils/verify");

module.exports = async ({ getNamedAccounts, deployments }) => {
  const { deploy, log } = deployments;
  const { deployer } = await getNamedAccounts();
  const chainId = network.config.chainId;

  let ethUsdPriceFeedAddress;
  if (chainId == 31337) {
    const ethUsdAggregator = await deployments.get("MockV3Aggregator");
    ethUsdPriceFeedAddress = ethUsdAggregator.address;
  } else {
    ethUsdPriceFeedAddress = networkConfig[chainId]["ethUsdPriceFeed"];
  }

  // what happens when we want to deploy to change chains?
  // when going for localhost or hardhat network, we want to use a mock
  const args = [ethUsdPriceFeedAddress];
  const fundMe = await deploy("FundMe", {
    from: deployer,
    args: [address],
    log: true,
    waitConfirmations: network.config.blockConfirmations || 1,
  });

  if (
    !developmentChains.includes(network.name) &&
    process.env.ETHERSCAN_API_KEY
  ) {
    await verify(fundMe.address, args);
  }
  log("--------------------------------------------------");
};

issue

When I run yarn hardhat deploy --network goerli, it didn't success, and print error be like:

failed to get chainId, falling back on net_version...
An unexpected error occurred:

ProviderError: HttpProviderError
    at HttpProvider.request (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat/src/internal/core/providers/http.ts:78:19)
    at LocalAccountsProvider.request (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat/src/internal/core/providers/accounts.ts:187:34)
    at processTicksAndRejections (node:internal/process/task_queues:96:5)
    at ChainIdValidatorProvider._getChainIdFromEthNetVersion (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat/src/internal/core/providers/chainId.ts:33:17)
    at ChainIdValidatorProvider._getChainId (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat/src/internal/core/providers/chainId.ts:17:25)
    at ChainIdValidatorProvider.request (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat/src/internal/core/providers/chainId.ts:55:29)
    at DeploymentsManager.getChainId (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat-deploy/src/DeploymentsManager.ts:443:23)
    at DeploymentsManager.loadDeployments (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat-deploy/src/DeploymentsManager.ts:619:17)
    at DeploymentsManager.runDeploy (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat-deploy/src/DeploymentsManager.ts:999:5)
    at SimpleTaskDefinition.action (/Users/sunxy/vscode_project/hh-fcc/hardhat-fund-me-fcc/node_modules/hardhat-deploy/src/index.ts:409:5)
error Command failed with exit code 1.

smartcontractkit / full-blockchain-solidity-course-js