Questions tagged [metamask]
Question about the Metamask chrome's plugin.
890
questions with no upvoted or accepted answers
10
votes
3
answers
1k
views
TestRPC and Metamask: hanging on pending transactions
I'm using Remix and connecting to Testrpc via Metamask.
I can successfully launch contracts to testrpc, but then it hangs on the subsequent calls that Remix makes to the public methods (Remix says "9 ...
- 1,094
9
votes
2
answers
643
views
Parity-like Solution for using Ledger Nano Anywhere
I'm looking for a "Parity-like" solution so that I'm able to use my Ledger Nano on any Ethereum-powered website that doesn't support a Nano natively (something like Radar Relay).
I know I can do this ...
- 145
9
votes
2
answers
383
views
Error importing transaction: Transaction(InvalidChainId) in Private POA
Problem
I am trying to send some transactions to my private chain, and all transactions are getting failed. I am receiving this error:
Error importing transaction: Transaction(InvalidChainId)
...
- 1,698
7
votes
2
answers
572
views
Native mobile Dapp - Sign transactions with user wallet
I'm starting a new project that involves a mobile Dapp and I have a question regarding signing transactions.
Every mobile Dapp post that I read about offered two solutions:
Use a Dapp browser, such ...
- 111
6
votes
0
answers
4k
views
Can gas price and amount of gas be automatically set by metamask, or are they required to be set via code in web3.js (EIP-1559)?
I am using web3.eth.Contract to deploy a smart contract to the ropsten testnet. To interact with metamask I am using window.ethereum. I deploy the contract via the code below that I found on https://...
- 161
4
votes
2
answers
686
views
How do I put an Ethereum address in an HTML link?
I'm sure I've seen this done, but I cannot for the life of me remember where. I'm writing a simple HTML page, and on it I'd like to have an Ethereum address as a clickable link, so people with Web3.0-...
- 41
4
votes
0
answers
495
views
Is it possible to access MetaMask functionality for integration testing?
I'd like to be able to access MetaMask to test potential user actions. I doubt it's possible to directly simulate sending transactions, but what I hope I can at least confirm is that transactions are ...
- 317
4
votes
0
answers
12k
views
Get RPC URL / IP of Metamask's current provider
Suppose I have multiple copies of the same dapp running on different servers which do not directly communicate with each other, for testing purposes, and can manually interact with different dapp ...
- 555
4
votes
0
answers
143
views
Retrieve MetaMask version in web3.js
Is there a way to determine the version of the currently installed MetaMask extension from web3.js?
I can't find it by inspecting the Web3 instance.
- 423
4
votes
0
answers
787
views
How to export extended (master) public key from MetaMask
I want to export extended public key for watch-only access to all ethereum addresses in the MetaMask HD wallet at once. It's very usefull for tracking of all portfolio/wallets in one place, especially ...
4
votes
1
answer
480
views
How can I use swarm with metamask or parity node?
I want to use swarm, but I wan't to download the all blockchain data. Is it possible to use metamask or parity node instead?
- 175
4
votes
2
answers
8k
views
MetaMask transaction rejected
Why transactions are rejected in MetaMask after conforming it?
When a transaction is carried out in metamask it first get approved. after sometime it shows rejected.
metamask is showing something like ...
- 51
4
votes
2
answers
5k
views
Send Multiple transactions in ethereum from an eth address
I don't know if this question was already answered but my question is about a normal wallet address and not a smartcontract.
So what I want to do is to launch multiple transactions with small gaz ...
- 141
4
votes
1
answer
1k
views
How deploy a smart contract with meteor and metamask?
I will deploy a smart contract with meteor and matamask.
My code in main.js :
var inactivityTime = 1000;
var continuityContract = web3.eth.contract(Continuity.abi);
var continuity = ...
- 284
3
votes
0
answers
113
views
Metamask Token Balance
When Metamask gets the balance of an erc20 token, does it call the balanceOf(...) function on the token contract?
Context:
I am trying to implement a token with lockable functionality.
With this token,...
- 31
3
votes
0
answers
524
views
Bypassing metamask notice about "Insufficient funds for gas"
I wish to make a transfer of the remaining ETH from one wallet to an other.
Trying to do it from metamask, it prevents me to do so with the "Insufficient funds for gas" error. Event though ...
- 131
3
votes
2
answers
2k
views
How do I wait for confirmation in metamask/ethers before proceeding
The following function happens when a user clicks a "withdraw" button in my dapp:
const canUserWithdraw = async () => {
if (b <= a) {
alert("You can ...
- 31
3
votes
0
answers
322
views
How can I do contract call transaction from Metamask qr code scan?
I have a payable function in the smart contract that takes some ether from the sender and does some tasks. I want to generate QR code for this contract call transaction so that user can scan and ...
- 275
3
votes
0
answers
475
views
Import NFTs data from Metamask
Goal: Sign in to the server with Metamask (done), import information to the server about NFTs from a wallet (not done) to our platform (trading platform similar to Opensea).
Problem: Metamask uses ...
3
votes
1
answer
1k
views
How to get a list of all token holders using ethers.js + metamask
Is there any way, using ethers.js and metamask, to build an array of all current token holders? I would need this to my project which I'm currently working at.
I know I can download the entire ...
- 741
3
votes
1
answer
207
views
Which Wallets Support Login With MetaMask Concept?
I'm building an exchange service where I have all users deposit ETH and ECR20 tokens to a single Ethereum address (In order to avoid complications of having to consolidate funds & paying extra gas ...
- 181
3
votes
1
answer
618
views
Loader when confirm clicked in metamask
I want to add a loader to UI when there is a click on confirm transaction popup on metamask. When user clicks on confirm I want to show the loader until the transaction is confirmed. Is there a way to ...
- 131
3
votes
0
answers
121
views
Parity Ethereum Metamask
I have setup one test node on my machine. When trying to connect to Metamask, I keep on receiving below messages on the node console and am unable to connect with node using Metamask.
2019-06-14 14:48:...
- 105
3
votes
0
answers
239
views
How to get v,r,s parameters from transaction receipt in remix ide?
I am trying to get v,r,s parameters of a transaction so that I can use them to verify the signature.
I am not sure but I think previously remix used to give these parameters in transaction receipt.
I ...
- 339
3
votes
0
answers
219
views
how to use getPublicEncryptionKey from eth-sig-util in a Dapp
The metamask repo includes small collection of ethereum signing functions:
https://github.com/MetaMask/eth-sig-util
There is a function (not exposed in readme section) named getEncryptionPublicKey ...
- 31
3
votes
2
answers
1k
views
Ether is not reflecting in my Metamask account
My friend has transferred me some ether to my Metamask account but the ether hasn't reflected in my wallet. But in the ether scan, it is showing that my transaction was successful. What can I do to ...
3
votes
0
answers
164
views
Quorum :- metamask do not support privateFor feature of quorum
i got to know that metamask do not support privateFor because of which private transaction for quorum dapp was not behaving as expected. so, I can't use metamask for my quorum DApp to switch port and ...
3
votes
0
answers
1k
views
NetworkError when attempting to fetch resource. Resource URL: moz-extension://2.../contentscript.js Source Map URL: ../sourcemaps/contentscript.js.map
I get the following error message in Firefox Developer Tools Console following a successful sendTransaction:
"Source map error: TypeError: NetworkError when attempting to fetch
resource. ...
- 31
3
votes
0
answers
257
views
Where is the latest MetaMask hello world dapp example?
MetaMask recently added a new permissions check. I'd like a copy-pasteable hello world dapp that includes all best practices and can check the balance of the current user's ERC20 balance for some ...
- 4,492
3
votes
1
answer
262
views
Remix + Metamask not fetching any values
I have a simple test contract that stores a hash and I deployed it via Remix and Metamask
pragma solidity 0.4.25;
contract Hash {
bytes32 hash;
constructor(bytes32 _hash) public {
...
- 1,249
3
votes
1
answer
236
views
Function to return tuples throws error on frontend
I have similar functions like this and they work fine:
function getBarsOfParticipant() external view returns (uint256[], uint16[], bool[]) {
uint256[] barIds = participantToBarIds[msg.sender];...
- 373
3
votes
0
answers
917
views
How to sign transactions using metamask while developing in nodejs?
I am developing an application in nodejs. I need to interact with my smart contract and also want to sign the transaction using metamask as I don't want to manage they keys. I copied the following ...
- 41
3
votes
0
answers
1k
views
Cannot read property 'EIP712Domain' of undefined
I get this when trying to recover the address using eth-sig-util as described here. The code is very simple and this is all it contains:
var sigUtil = require('eth-sig-util')
var recovered = sigUtil....
- 519
3
votes
1
answer
1k
views
Metamask Cannot Open (loading white screen)
I just tried opening Metamask, but it is not opening and displaying whitescreen with below errors in console :
Error :
MetamaskContentscript - lost connection to MetaMask Contentscript
Forwarding ...
- 31
3
votes
0
answers
4k
views
Does MetaMask provide access to acount's keystore file?
I am looking for my account's keystore file. I know usually this is only available through geth.
MetaMask already provides the private key, but I'm not looking for the the private key, I'm looking ...
- 303
3
votes
0
answers
149
views
Not able to successfully do transactions of default MetaCoins(from Truffle) on local testnet on MetaMask
I have installed truffle and ran the default contract provided by truffle.
I successfully compiled,migrate and put the default dapp on local testnet
http://localhost:8080/.I am able to see the dapp ...
- 33
2
votes
0
answers
57
views
Programmatically importing NFT to Metamask
Is it possible to call browser JS to import an NFT to the user's wallet once it's been minted? I'm wondering if the following configuration can be set programmatically:
- 123
2
votes
1
answer
61
views
How does MetaMask know the name of the contract function you're calling?
When you interact with a smart contract and, instead of the name of the function you're calling, MetaMask only outputs "CONTRACT INTERACTION", is this because the contract you're interacting ...
- 271
2
votes
1
answer
48
views
react ethersjs metamask with Custom RPC provider
in my react app i want to use alchemy/someother-provider RPC
and i want to use metamask as singer ( window.ethereum )
how to i set that ?
my current code :
var provider = new ethers.providers....
- 21
2
votes
1
answer
178
views
How to send USDT from Metamask in Binance smart chain in Dart?
There is an online shopping app written in Flutter, right now, this app can connects to the Metamask wallet using walletConnect_dart package. It gets user's account address. The goal is to pay with ...
- 131
2
votes
2
answers
44
views
Best way to programmatically get an eth address
I am wondering what the best practice is to get an eth address and send it to an API.
Ideally, I am looking for a simple interface to grab the eth address and send it to the API and then send that eth ...
- 133
2
votes
1
answer
2k
views
"gas estimation failed" error using Uniswap. Can't fix it, please help
I can't sell alt-tokens back into ETH. This is an issue with multiple tokens, not just one and they all have very high liquidity ($Kabosu and $OHMI).
I immediately get the error 'gas estimation failed'...
- 21
2
votes
1
answer
455
views
Deploy smart contract with metamask ethers.js and ganache
I want to deploy smart contracts on front-end with metamask address as deployer.
To do that, I first compile the smart contract with Remix and put the json output on my React project (I use Ganache to ...
- 31
2
votes
0
answers
304
views
MetaMask RPC API 'This message cannot be decrypted' using eth_decrypt
I am attempting to encrypt an image, post to IPFS, get the image back from IPFS and decrypt. I have successfully achieved this with string data with no issues. When I try to do the same with image ...
- 21
2
votes
0
answers
197
views
Prompting Metamask window if user is not logged in?
I am trying to get user wallet address. The problem is that if Metamask is not logged in, it won't show any message. The below code will log 3 but not 4 if user is not logged In. So no error or ...
- 121
2
votes
2
answers
3k
views
disconnect wallet from metamask using ethers js
I've created a website on WIX (a web editor) and thought that I could add my code to engage with metamask and the smart contract that I've created, turnes out that wix doesn't support web3 so I ...
- 21
2
votes
0
answers
329
views
Metamask Error Cannot set properties of undefined (setting 'loadingDefaults')
For the past few days I am below error from metamask. It occurs sometimes and sometimes the transaction is successful. It occurs when I try to transfer tokens from one account to another. The approve ...
- 65
2
votes
0
answers
487
views
How can i show the icons to connect my wallet from my mobile?
My code works very well on desktop, but when i tried on mobile (open console for developers click on cellphone and reload) does not appear the buttons to connect to metamask or fortmatik, or coinbase
...
- 25
2
votes
0
answers
214
views
Is there any way to call metamask from my own chrome extension?
I'm trying to build myself a little expension to help me deal with my transactions and I can't figure out how to send transactions to metamask or open it from the chrome extension.
Apparently you need ...
2
votes
1
answer
779
views
gas fee on OpenSea
First, I'm brand new to the Ethereum platform, so I do apologise if any of the following is considered stupid questions. Now, I will ask my question anyway
I am setting up the first sale of one of my ...
