Ethereum Questions, Problems & Solutions : TransWikia.com ~ Page 8

Delete function affects my array in my struct

I am using the function mentioned below to delete a user (i added delete entityList[rowToDelete] to the function )My main issue is that the function deletes the user but...

Asked on 12/04/2021

1 answer

Issues sending Ether with web3j

Hello guys I have search around but no reasonable explanation as to why i would get these exceptions, I have already requested and have 3 ethers with associated with my...

Asked on 12/04/2021 by chinedu

1 answer

Problems with Geth 1.8.19-stable

I am trying to add static peers by static-nodes.json file but with this version it does not work. What is the way to do it ? If I add peers...

Asked on 12/02/2021

1 answer

Cannot sign a message with web3js (invalid from address)

So I am trying to create a signature of a string, but I cannot do that, as I always get error stating MetaMask - RPC Error: Error: WalletMiddleware - Invalid...

Asked on 12/02/2021 by Jiří Čechal

1 answer

How to do transaction on a dapp without any wallet

I am able to do a transation in my private nework using geth console. But I want to the transaction on a dapp without using any wallet...

Asked on 11/29/2021 by Ujjwal Pandey

3 answer

I am following Ethereum Book, but I am getting errors in the Terminal

I am learning Ethereum Development from the Ethereum Book by Andreas. I have stumbled on the first error trying to do $ cargo install . I will post the instructions...

Asked on 11/29/2021 by T'Challa Panther

2 answer

EthereumJS returning wrong public key

I'm using https://iancoleman.io/bip39/#english to generate a random 12 word mneumonic with the following settings.Mneumonic language: EnglishCoin: EthereumDerivation Path: BIP44It generated the following mneumonic movie diesel same toe...

Asked on 11/29/2021 by Conviley

1 answer

Metamask error - Denying load of chrome extension

I receive this error when trying to send ETH to my smart contract for tokens. I am able to whitelist Account 1 but when trying to buy tokens with my...

Asked on 11/29/2021

2 answer

Private Network on restart balance and transaction is gone?

I am running a private ethereum node with a single node.and it creates a folder for the keystore and chaindata But on restart, all the data is gone even...

Asked on 11/27/2021 by Harpreet Singh

1 answer

How to retrieve the logs of transactions on one contract and multiple addresses

I have an application which should work as an exchange. Customers have their own Ethereum addresses on my Geth server, and they might receive ERC20 Tokens on them. I need...

Asked on 11/27/2021 by Mohammad Saberi

1 answer

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