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smartcontractkit / full-blockchain-solidity-course-js

Learn Blockchain, Solidity, and Full Stack Web3 Development with Javascript
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ERROR: vrfCoordinatorV2Mock.createSubscription is not a function !!! #4819

Closed AstroUserName closed 1 year ago

AstroUserName commented 1 year ago

Lesson

Lesson 9

Could you please leave a link to the timestamp in the video where this error occurs? (You can right click a video and "copy video URL at current time")

https://youtu.be/gyMwXuJrbJQ?t=55196

Operating System

macOS (Intel)

Describe the bug

when trying to deploy Raffle, getting error TypeError: vrfCoordinatorV2Mock.createSubscription is not a function

my devDep "devDependencies": { "@chainlink/contracts": "^0.6.1", "@nomiclabs/hardhat-ethers": "npm:hardhat-deploy-ethers", "@nomiclabs/hardhat-etherscan": "^3.0.0", "@nomiclabs/hardhat-waffle": "^2.0.0", "chai": "^4.2.0", "dotenv": "^10.0.0", "ethereum-waffle": "^3.0.0", "ethers": "5.0.0", "hardhat": "^2.12.6", "hardhat-contract-sizer": "^2.8.0", "hardhat-deploy": "^0.11.23", "hardhat-gas-reporter": "^1.0.4", "prettier": "^2.3.2", "prettier-plugin-solidity": "^1.0.0-beta.13", "solhint": "^3.3.6", "solidity-coverage": "^0.7.16" },

and hardhat.config.js require("@nomiclabs/hardhat-waffle") require("@nomiclabs/hardhat-etherscan") require("hardhat-deploy") require("solidity-coverage") require("hardhat-gas-reporter") require("hardhat-contract-sizer") require("dotenv").config()

alymurtazamemon commented 1 year ago

@AstroUserName Hey, This is not a course-related issue. I would recommend you to close this issue and come to the discussion tab, there are many active contributors ready to resolve your query. Thanks