Questions tagged [nextjs]
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32
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How to use useReadContract in callback wagmi?
Hello I doing project web3 and i use wagmi. When i get listTokenUrl, after i want call each item to read tokenUri, but have error "Error: React Hook "useContractRead" may be executed ...
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How to turn-off NextJS hot module replacement warnings
I'm just starting out with the Next.js framework, and I can't find any information on how to turn off the repetitive warnings caused by hot reloading a modified page:
This may have been caused by live ...
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36
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How do I remove Gas limit on Solidity Code
I am new at Solidity and Blockchain. I Have written this solidity code to send all NFTs in wallet.
contract MultiERC721Transfer {
// Mapping to keep track of approved contracts
mapping(address ...
- 1
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130
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Wagmi write contract
I have this code here
import React from 'react';
import { usePrepareContractWrite, useContractWrite } from 'wagmi';
import lottoABI from './lottoABI.json';
import { parseEther } from 'viem';
// Your ...
- 1
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31
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Solidity query works in dev environment but not in production build (nextJS)
I am calling a function that queries the token balance of a user. The query works on a dev environment but not in production build. I am using metamask and ethers to interact with my contract on the ...
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7
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Card.jsx is not properly rendering
I'm beginner in the field of developing Decentralized applications. Currently i'm working on a project, in which i'm developing a crowdfunding application using NextJs, HardHat, Solidity.
I'm facing ...
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0
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13
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Fleek CLI Error: "No api key found" despite FLEEK_API_KEY being set in .env file
I am currently working on hosting a Next.js app for an NFT marketplace on IPFS using Fleek. I've followed the steps to install the Fleek CLI using npm i -g @fleekhq/cli, built the app with npm run ...
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2
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45
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Call revert exception error
I am getting this error when I try to access a string from a dynamic array
call revert exception; VM Exception while processing transaction: reverted with panic code 50 [ See: https://links.ethers.org/...
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85
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Contract.on event listener not working (using Ethers.js + Next.js), how come?
got a simple question here for all you ethers.js hackers. Simple code, transactions go through, but why doesn't the contract.on function work?
const handleSubmit = async (e) => {
e....
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2
answers
595
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Wagmi "useAccount" connector is undefined after refreshing page using next.js
I am using WAGMI and the Rainbowkit connector for my Dapp. After deploying it on production, I have encountered a strange problem. Sometimes, after refreshing the page or opening it in a new tab, the &...
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95
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I have the following error when i coding my portfolio dex: Unhandled Runtime Error TypeError: destroy is not a function
***Hey guys! im coding a dex with foundry and nextjs using web3 library.
In my swap page i have the following error:Unhandled Runtime Error TypeError: destroy is not a function. ***
Here is my code:
...
- 1
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243
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Unsupported method: eth_sendTransaction
I am using API to let user buy my ERC20 token. I am passing a signed message to the API and creating a contract instance in the backend. I am able to pass the message in the backend and I am also able ...
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71
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Cannot read properties of undefined reading map error is coming
I write an smart contract for crowdfunding but when I try to fetch the event data from smart contract and mapping the data this error is occur TypeError: Cannot read properties of undefined (reading '...
- 11
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2
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813
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TypeError: Cannot read properties of undefined (reading 'map')
Hello Everyone Here is my next js code actually I try to fetch the event data from smart contract but when I mapping the data this error is occur TypeError: Cannot read properties of undefined (...
- 11
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1
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286
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Type error in wagmi's usePrepareContractWrite for value
I have next app with typescript and using wagmi (https://www.npmjs.com/package/wagmi) package to work with smart contracts. I am trying to prepare contract write using usePrepareContractWrite and need ...
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26
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Invalid BigNumber error when converting number fetched from NextRouter
I'm fetching a listing number for an item listed on a marketplace contract and then formatting it to ethers BigNumber. I'm getting error:
invalid BigNumber value (argument="value", value=...
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1
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108
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Error: network does not support ENS (operation=“ENS”, network=“maticmum”, code=UNSUPPORTED_OPERATION, version=providers/5.5.3 Network doesnot support
Hello I wrote a smart contract for crowd funding Actually I have two contracts One is create a campaign for donate funds and second is created campigns for crowd-funding and store all the campaigns ...
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2
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56
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Can you setup a Chainlink function where the end user pays the LINK gas fee?
I was watching this video https://youtu.be/nKRZ1R2BC4Q. Chainlink functions look incredible. I have a Next.js app that I plan on integrating a Chainlink function. This Chainlink function will take the ...
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544
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Unhandled Runtime Error TypeError: Cannot read properties of undefined (reading 'args')
I get this error Unhandled Runtime Error
TypeError: Cannot read properties of undefined (reading 'args') whenever I want to create an nft on my decentralised application and it only appears after I ...
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1
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131
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Programmatically verification of a smart contract on a Nextjs component
I have come across a situation in my project ( Hardhat, Nextjs, TailwindCSS ) where I need to verify my smart contracts right after their deployment. Clearly, we have a mother smart contract that ...
- 382
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19
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const { walletAddress } = req.query not passing wallet address to alchemy api
Alchemy api isn't recognizing the wallet address given by req.query. Not sure why. I tested it using Moralis api and it worked fine. Is this a known issue or is there a better way to input the ...
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1
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68
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How to use the connected wallet in getNftsForOwner for Alchemy SDK function?
I'm using a combination of Thirdweb and Alchemy SDK to fetch all nfts in a connected wallet. Every example I've come across for Alchemy's getNftsForOwner function has the wallet address placed in the ...
1
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1
answer
39
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Unexpected return of a function
I have a function on my contract that return true if the address on one list is equal to the msg.sender. The function works fine on remix but when I call it utilizing javascript with next.js and web3....
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26
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Using Next.js and React for a DApp [closed]
This is a more general question, but I've been trying to learn how to build DApps using Ethereum, and have noticed that most tutorials are using Next.js and React.js. What is the advantage of using ...
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99
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How can a (gnosis) safe app manage sensitive data and a session?
We built an app based on Rainbowkit and Next.js. It authenticates users using rainbowkit-siwe-next-auth. Next-auth uses several cookies to keep track of the session, and set them during sign-in.
...
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1
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43
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Error when i call web3 api to sell and buy my ERC20 tokens in ReactJs
I have a ERC20 token and I have created a smart Contract to buy and sell my tokens. I have also created a front end to buy and sell my tokens. Now I want to create an API to sell and buy my tokens. ...
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0
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103
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How to pass web3 client from server to client in next.js?
I spent all day (meh, not a record (but I'm not finished yet lol)) trying to pass the web3 instance to the client side of my app. Why would I use it on the server side? Well, to keep my wallet ...
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1
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1
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134
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Can't load data from smartcontract using react-moralis useWeb3Contract() hook and useEffect() hook
I have a contract
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;
import "@openzeppelin/contracts/access/Ownable.sol";
import "./Voting.sol";
contract VotingEngine is ...
- 125
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134
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Error: cannot estimate gas; transaction may fail or may require manual gas limit in goerli testnet
I am Trying to send transaction to my smart contract and I get this error:
I estimated the gas price with const gasPrice = await provider.getGasPrice(); got the error tried using gas price greater ...
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3
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2
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738
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Two wagmi's usePrepareContractWrite( ) in a single React functional component
There are two different functions in my smart contract which I want to connect to two separate buttons on my user interface. The component is function-based. So according to wagmi's documentation, I ...
- 382
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639
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JsonRpcEngine: Response has no error or result for request
I have an NFT marketplace project deployed on Vercel. I am having issue when minting the token. I upload them to Pinata without issue, the only thing when I call
const tx = contract?.mintToken(
...
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530
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Error: invalid BigNumber value (argument="value", value=null, code=INVALID_ARGUMENT, version=bignumber/5.7.0)
Within my front end part, I am using Wagmi's usePrepareContractWrite and useContractWrite hooks to execute a function of my smart contract.
The function demands a uint argument. Therefore my '...
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