Questions tagged [wallets]

Wallets are applications on top of accounts, so called smart contracts, which manage your Ether. There are simple savings wallets or multisignature wallets.

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web3.js without installing a browser extension

I want to make users not having MetaMask installed to use my dApp. I thought MEWConnect will do the thing, but it requires installing an app at the phone :-( Any alternative way? For example, MEW ...
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Securely integrating a light wallet into a dapp — Thoughts?

I asked a leading L2 provider whether their solution would include key management to break out of the external signing paradigm (2-factor auth, browser extensions, hardware wallets etc.). His ...
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Is Ethereum wallet address case sensitive?

I sent some amount of ETH to a wallet. I checked the wallets balance on ether chain. I entered the address in the search field and noticed both lowercase and uppercase versions of the address seemed ...
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2answers
643 views

How to convert BigInteger balance from WEI to ETH in Objective-C?

I am using etherscan api to get balance using the address. But I am getting a response in wei. After some research, I got some WEI to eth converter methods. WEI to eth But I don't know which method ...
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1answer
541 views

Do I need more than my public and private key to sweep my paper wallet?

I have Ether funds currently held by an exchange which I wish to withdraw to a MyEther Paper Wallet for safety. In the creation process ID and keyfiles are generated which I am urged to record. At ...
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1answer
59 views

Different address make same signature for one message

Is it possible two different wallets (address) make the same signature for one message? I have one message: '...
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3answers
1k views

How to send Ether programatically everyday? (Centralized)

I am new in the Ethereum programming. I am not trying to create a smart contract. I am trying to write a script on a centralized platform (Nodejs or Python or Php server or even Windows task scheduler)...
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1answer
4k views

UTC/json wallet file: deleted -> recovered -> corrupted. 0.1 ETH REWARD

--EDIT-- I have advanced in my research. The UTC/JSON file in question is a 491 byte file. There are 256 random characters in the file with each 16 possible characters. Like a 256-number long ...
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2answers
5k views

How do I connect My Ether Wallet to my Claymore Miner?

So I am very new to mining, and just recently picked up mining Ethereum rather than Bitcoin. I downloaded claymore miner, and created a wallet on MyEtherWallet.com. Everything seemed correct, I got my ...
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I sent my ERC20 token to a wrong ERC20 token address in FTX . Can I recover those [closed]

I SENT MY MEME TOKEN (ERC20) FROM METAMASK TO USDT WALLET (ERC20) ON FTX. THE USDT ADDRESS (ERC20) ON FTX BELONGS TO MY ACCOUNT. IS THERE A WAY TO REVERT THE TRANSACTION SINCE LUCKILY THE RECIPIENT ...
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228 views

which wallet is usable with ganache test-rpc?

I tried metamask, but unable to send ether between accounts because metamask is trying to estimate gas and gets stuck :( myetherwallet doesn't save my seed so I need to enter it all the time
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3answers
869 views

Ethereum wallet Vs Ethereum account?

I created an Ethereum node (geth) and this automatically created an Ethereum account. Is this account an Ethereum wallet? I then created 2 other accounts using personal.newAccount() command. Are these ...
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1answer
682 views

Transaction Failed but showing as Pending on Etherscan

So I just started using ether after the same was legalized in my country (India). I use Coinbase Wallet for my Storage of ether. I decided to shift to Metamask from Coinbase Wallet and as such ...
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2answers
4k views

Which wallets support a multi signature transaction?

I have an address with some coins and I want to set it up as a multi-signature wallet using 2 of 3. Which wallets support this feature and is there a good tutorial for this? I want to to split control ...
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2answers
25 views

medalla testnet launchpad requires metamask or similar

Following the official Medalla launchpad at https://medalla.launchpad.ethereum.org, at some point you need to connect to a wallet and the only options are MetaMask, Portis and Fortmatic. Why is this ...
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1answer
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Importing Parity/OpenEthereum private keys to Geth: got zero balance

I have to migrate to Geth from Parity/OpenEthereum as the latter completely stopped syncing for me. First of all I tried to copy one of my private keys exported with parity_exportAccount() - which ...
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2answers
485 views

Approve contract to withdraw funds from users's wallet

I want to achieve the following flow: A user clicks a button allowing my contract to spend funds on the user's behalf A user clicks a second button whereupon funds are transferred from the user's ...
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1answer
695 views

Custom tokens disappear after closing Ethereum Wallet

I'm on Ethereum Wallet 0.9.0 and I need to add the ICO token addresses every time I restart the wallet. The custom token(s) don't get saved after I exit the wallet. How do I solve this?
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320 views

Import contract wallet

I am trying to import a contract wallet after having deleted all the data from my laptop. I have the keystore file so I am able to recover my main account (in theory this should give me access to ...
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1answer
181 views

Ethereum wallets that support “Custom RPC URL” like Metamask

I'm running a private blockchain and I've been using Metamask connected to my custom RPC URL with no issues.. I'm curious if there's any other Ethereum wallet that let's you add and connect to a ...
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1answer
2k views

Mist, transaction “couldn't be successfully executed”

For some reason I can't send transactions from my Mist wallet. I'm running the newest version (0.8.7). When I send a transaction, after a couple of minutes I get the message that the transaction "...
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1answer
39 views

Gnosis Wallet - Multisig not really working as multisig

I'm trying to create a MultiSig wallet for both ETH and ERC20. After doing some research, I found Gnosis, which seemed to fill my need. First I tried to download the local (electron-based) version. ...
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3answers
383 views

Calling functions in MultiSigWallet with onlyWallet modifier

I've deployed a MultiSigWallet from ConsenSys. How can I call functions with onlyWallet modifier? modifier onlyWallet() { if (msg.sender != address(this)) revert(); _; } Does the ...
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1answer
613 views

”:ENCODING/HEX: ODD LENGTH HEX STRING” error sending ETH [will pay 1 ETH bounty]

When I try to send Ether I get an error code that says:ENCODING/HEX: ODD LENGTH HEX STRING. Here the history, my PC had had issues working properly so I did a system recovery, then rebooted Mist ...
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1answer
39 views

What did I do wrong in the contract?

I don't know what the problem is there, if someone can help, I'll be so happy!
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3answers
315 views

I am kind of new to ethereum, but can someone explain me difference between metamask accounts and geth account new

I am kind of new in the world of Ethereum. Can someone help me understand the difference between account created using metamask and the one using geth command? I am building an app, which is ...
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2answers
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I had version uped my metamask on firefox. It makes my metamask account renewed. I want login my old metamask accout

I had version uped my metamask on firefox. this version up makes my metamask account renewed. I want to login my old metamask accout. I dont have my old acccunt private key or JSON for import old ...
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1answer
341 views

How to cancel pending formation of wallet contract in Mist?

I have an (empty) account with no Ether in it yet. In Mist, I created a wallet contract since I thought I needed it to receive Ether. However, I know now that this is not the case. The wallet ...
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1answer
43 views

Importing Ethereum Account Private Key and Using on Different Servers

Let's suppose i have a wallet on one remote server, R-1. Is it possible to get the private key of that wallet/account and use it on different remote server R-2? I know, i can copy/paste files under ...
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1answer
604 views

ETH multisig wallet with Trezor integration

advice would be appreciated! I am looking for a reliable Ether wallet with two features: *Multisig *Integration with any hardware wallets (Trezor would be more preferable option) It seems that Mist ...
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1answer
29 views

Import accounts on Ethereum Wallet is disabled

The Import accounts option in File is disabled. I am using the Ethereum-Wallet-linux64-0-11-1, latest version (now). After I reinstalled the OS, I tried to import some accounts. I copied the accounts ...
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1answer
31 views

is it possible to get gas refunded if a smart contract call fails to complete?

I am using trust wallet, and whilst using a number of exchanges (for example - uniswap, balancer liquidity pool) I have paid gas prices without the exchange actually taking place. Is it possible to ...
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1answer
546 views

Ethereum hd wallet balance

Is any way to get a summary balance of ethereum hd wallet? For example, I generated hd wallet and a lot of derived addresses (bip44). Made few transactions on these addresses and wanna know summary ...
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2answers
1k views

Ether missing after Etherli transaction, Internal Transaction?

I'm new in this world and already have a problem with my ETH, hope someone can help me.. I used the wallet of ether.li but saw another wallet for my phone. So I did a transaction of 2ETH from Etherli ...
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Ethereum geth mainnet blocked on “Looking for peers”

I installed Geth for setup a ethereum node on my linux server and use it on my RPC API. The problem is, Geth is posting "Looking for peers" forever, I don't really understand why. This is ...
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2answers
38 views

Is there a GUI way to import chain data and what would be best practice?

I am trying to copy over chain data from one machine to another. Is there a way in the GUI to do this? Is there a how to/best practice for putting 300+ GB of chain data on new machine and launching ...
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4answers
2k views

Ethereum Wallet on Testnet to mine

I have installed the ethereum wallet on widows. But my account ether balance is 0.00 ether. Then I started mining from developer network(Test only). But it shows nothing, I could not get any ether ...
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1answer
1k views

I sent PRL token to contract address instead of wallet address

I am wondering if i can recover the tokens. I sent PRL tokens to contract address 0x1844b21593262668B7248d0f57a220CaaBA46ab9 instead of myetherwallet address from kucoin exchange wallet. :-( Are ...
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2answers
510 views

Convert ethereum tokens to inr

I have created an account in metamask and have got some ether tokens. Now I would like to convert them into INR so that I get hard cash. Please let me know the procedure to do it.
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1k views

How to develop an online ERC20 wallet

I'm looking for any tutorials on how to create my own token wallet. Example: Create token for website purchases I implement my own wallet for token and allow ppl to buy with token and redeem ...
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1answer
715 views

web3.isConnected() returns false when connecting to geth with web3.js

I am totally new to cryptocurrency stuff. I have installed geth and web3. I want to build a web page showing account balance. I start geth with below command build/bin/geth --rpc --rpcaddr 127.0.0.1 ...
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1answer
2k views

How do I move tokens (OMG) from a contract wallet address to another wallet address? [duplicate]

Hello I know how to send my tokens from my normal wallet address using MyEtherWallet but I cannot figure out how to send tokens that I have on a contract address (in the same wallet) to another wallet ...
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2answers
460 views

Ethereum wallet

Like many others I'm really struggling with setting up the ethereum wallet. I deleted the chaindata folder in order to make the download process quicker. Unfortunately I closed the ethereum wallet ...
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1answer
273 views

Mist Wallet unable to sync due to connection error

Clearly, my internet is working. It didn't have a problem before. Then I got off geth and started using testnet, to which it ceased to sync. Fine. Then I got back on geth, everything is back to ...
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1answer
35 views

Executing an contract via code and without metamask / link an account to JS code to automatically wirte on Ethereum

I'm trying to get my JS-code to call a smart contract on Ethereum (kovan testnet) that will write something on the blockchain and therefore needs ether (actually gas). I called a view function which ...
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1answer
251 views

Ethereum mist wallet not synchronising, not showing Ethereum and folder

I am a beginner at setting this up and I used a youtube tutorial to download Mist. The problem is it's not syncing the blockchains. I've tried to debug this by going to users/appdata and inside the ...
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1answer
420 views

Lost ETH - Don't remember which wallet was used?

A year ago I had bought some ETH using a wallet I don't remember. All I have is a password and a contract address 0x03530cC59c873F88EDe35036D3448B450A41381a. If you see the contract creator there ...
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1answer
112 views

Get ETH and Token Balances of Wallet address

How do I get a simple and fast balance of ETH and all Token owned/stored within a wallet address? I have seen similar question and the closer answer was in this demo: http://wbobeirne.com/eth-...
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1answer
530 views

Pass address[] array to Truffle deployer (MultisigWallet)

I am trying to deploy the MultisigWallet contract on testrpc. However, I can't figure out how to provide the address[] _owners constructor parameter in the deployment command. I've tried several ...
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2answers
5k views

How to import my current wallet in Mist?

I generated my wallet with geth command line "geth new account", with password, and got my key. Following a guide, I just downloaded Claymore's Dual Miner, setup the start.bat pasting my key and ...

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