Questions tagged [parity]

Parity is an Ethereum client, written from the ground-up for correctness-verifiability, modularization, low-footprint, and high-performance. To this end, it utilizes the Rust language, a hybrid imperative/object-orientated/functional language with an emphasis on efficiency.

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Parity - flush or ban peers

I am running a Parity node and I have a very odd problem with transmitting some transactions. My node appears to be working fine, but when I attempt to get some basic information from the blockchain ...
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My parity node constantly gets requests from 0x0

I ran my parity node (stable version) with this command on a docker: /bin/parity --chain=kovan \ --jsonrpc-interface all \ --jsonrpc-hosts all \ --light \ --force-sealing \ --auto-update=all \ --min-...
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Performance Analysis of Ethereum Clients Geth and Parity

I want to do performance analysis of Geth and Parity. I want to run 1000 transactions serially on each client and want to get transaction processing time for each transaction. How can i get these ...
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Private network: Using geth to mine for parity nodes

I want to set up a private Ethereum network using a parity client. Ideally, I want to resemble the "real" Ethereum network as close as possible. Thus, I want to set up a proof of work network. For ...
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I just want to query Parity what setup should I use?

I want to run javascript on node locally against Web3. I require a minimal amount of information security and I just want it to work. I tried snap run parity --light and it is slow because it still ...
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Drawbacks Query Logs of Parity Node in Fast Mode

We need to query all the past transfer events of a contract to identify all historic token holder addresses. Am I right that for this we need a full node and can't use fast mode? I've read that fast ...
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Parity speed limitations

I have a question about the node limitation for mainnet. I want to send a lot of transactions at the same time (let's say 1k), on the ropsten network it queues every tx and send batches of 64 every 10 ...
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Why admin.addPeer() command did not add parity client for private chain with Docker?

I would like to set up private chain which both geth and parity clients running on the same network. here is a sample repository with docker-compose file: https://github.com/user48736353001/devnet ...
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3answers
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Gas estimation failed - remix

I am trying to figure out what is wrong with the following code as it does deploy successfully on remix. pragma solidity ^0.5.11; contract MyContract { // Storage address contractOwner; ...
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ERC20 token transfer transaction reverted

I'm trying to transfer token using ERC20 token transfer method using web3.js (version: 1.0.0-beta.37). I could successfully transfer tokens with Remix as the method is working fine. However, I got the ...
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web3.eth.getBlock returns null

I have a very similar problem as https://github.com/paritytech/parity-ethereum/issues/8788 When I use web3.eth.getBlock for the first 1 million and latest 50,000 blocks (approximately), I get the ...
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How to find all Ethereum nodes and list it?

Hi is that possible to find eth nodes and list it with some details? I want to do some metrics and service like ether nodes. they dont have an API.
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Fast access of any given transaction in the blockchain

That is a conceptual question that I am asking here. We are trying to developp an application to securely store the hashes of some files in the blockchain. Everything is automated (taking a file as ...
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Does getPastLogs require arvhived parity node?

Talking about parity here: --pruning=[METHOD] Configure pruning of the state/storage trie. METHOD may be one of auto, archive, fast: archive - keep all state trie data. No pruning. fast - ...
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1answer
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Add new sealers in aura network without hard-fork?

I've set up a private PoA (aura) network using parity-deploy and was wondering how it's possible to add/remove authorised nodes without doing a hard-fork of the network. I've heard about people ...
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web3.py - How does web3.auto choose a provider node?

I'm having this other issue which has forced me to rely on either Infura or web3.auto in order to call getTransactionReceipt. I've noticed that when I create a w3 instance from web3.auto it almost ...
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134 views

Pending tx with parity through geth console

I am having issues with the current version of geth 1.8. Thus, I tried using parity and got a node synced. I want to use web3 and because of familiarly, I want to use parity with the geth console ...
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What are the minimum requirements for Geth server only for API calls?

I want to run a platform based on Ethereum and PHP to let our customers to sell/buy Ethereum based currencies online, and we have not any plan to mine the blockchain. In this regard, please help me to ...
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Parity Aura - Error: Transaction has been reverted by the EVM

I run the following code against two private blockchains, parity-aura and geth-clique. Why does the parity transaction revert and why does it use 6,000,000gas when it should actually only use about ...
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What does decrypt the key mean? in parity wallet transfere

I just created a Wallet in Parity 1.8.0 and transfered there some ether from main account using a passphrase in Parity signer. Now as I'm trying to send a sum from the Wallet to yet another account, ...
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Parity: Addresses, Contracts

I noticed that Parity disabled the option to create a vanilla address. The only option available in my account is to create vaults, new accounts or multisig-wallets. After seing Parity's art of ...
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Can Geth be installed with Parity?

I have installed parity and it runs for PoA. When I try to install geth it fails - sudo apt-get install ethereum Reading package lists... Done Building dependency tree Reading state ...
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Parity 2.2.7 doesn't recognize “registrar” or “eip150Transition” in the genesis file

I am trying to run a Parity client and sync it with a Geth private blockchain. I was able to do it at first, but after adding "constantinopleBlock", "byzantiumBlock" and "petersburgBlock" to the ...
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Synchronization with Parity

I am running synchronization with Parity, when I disconnect the server from my client-side ssh interface, will the synchronization process be interrupted?
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Using NanoS with Remote Parity Host

quick question... ... I have a remote host running Parity which I can connect to via an SSH Tunnel. I've forwarded ports 8180, 8546 and 8646 through the tunnel to the computer running Parity. I can ...
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How often Geth/Parity access the archive chain files? Can I store remote?

I'm running a full archive node to receive and send funds (ETH & other tokens also). The size of the blockchain is very large, so I'm thinking about storing it remotely and mount as an sshfs ...
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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 ...
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1answer
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Parity wallet stuck in addressbook

I transferred eth to my parity account and then to my parity wallet. I accidentally erased the account, and it also erased my wallet. I got them back, but now my wallet is stuck in my addressbook. I ...
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167 views

How to customise Ethereum Network Status for a Private Network?

I am using this - https://github.com/cubedro/eth-netstats I get this error - 2018-05-29 04:30:25.958 [API] WS_SECRET NOT SET!!! I want to show the stats on a private parity PoA network. Has ...
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parity command failes due to missing c++ libs

Today I decided to switch to parity but after (successfully) installing I got the following after typing 'parity': parity: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `CXXABI_1.3.8' not found (...
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Export Parity private key

Good afternoon all. Been searching around for an answer to this question and can't seem to find the exact solution I need. I have an ETH account on my Parity node that I want to move to Ethereum ...
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erc20 transfer SafeMath: subtraction overflow?

I am trying to transfer a erc20 token. const data = contract.methods.transfer(recipient, amount).encodeABI(); const rawTx = { from: sender, nonce: '0x' + count.toString(16), ...
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How to solve eth_getFilterChanges looping when deploying with truffle (parity)?

I am using truffle migrate and I get some kind of loop which just endlessly prints out eth_getFilterChanges. How can this be solved? I have used this truffle.js module.exports = { networks: { ...
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Truffle hangs forever with parity with PoA

I'm trying to create a private chain using parity (PoA) and truffle but when I do truffle migrate it hangs forever with the following output: > [ > { > "jsonrpc": "2.0", &...
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Latest Parity Guide

There is no one place to get the Latest guide on parity software usage and Ethereum plateform. All guides—which are scattered on various places—are beyond understanding for a new being. Please provide ...
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Parity Noob Questions

I hope this is the right place to ask this stuff. I haven't been able to find any answers to the few questions I have. Thanks in advance! I'm new to using Parity, as I'd like to take advantage of my ...
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186 views

Using the Parity or Geth light client, how can I monitor an address for transactions?

I'd like to use Parity or Geth, in light client mode, to monitor an address for transactions. Essentially, I should be able to check each block for transactions involving a certain address. In the ...
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159 views

parity cors null throws error

I just reinstalled parity and I'm getting an error now. In my config.toml file when I add cors = "null" I get following error Loading config file from /root/.local/share/io.parity.ethereum/config....
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1answer
221 views

Can i delete some old files inside chaindata folder?

I am running geth with fast sync, Can i delete some old files inside chaindata folder so that my ssd will have some empty space or it will create some problems ?
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Bootnode from geth not working with parity

I am working with Parity private network. I can manually add peers for each node and it works. But the problem is Bootnode executable from geth not working with Parity. bootnode.exe -nodekey=key.txt -...
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Parity proof of authority aura, how to detect misbehaviour?

I'm having trouble finding the answer looking at the Parity POA aura examples, the documentation on Parity Validator Sets, plus the Kovan validator set contract solidity source code. I see that you ...
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How to connect to Rinkeby without using Geth / Parity?

First let me explain my development environment. I am using Jupyter Notebook to play around with the Web3.py front-end code and Remix for the Solidity smart contract code. I am using the Metamask ...
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1answer
184 views

Increase gas limit to allow larget contracts to be deployed

I'm working on a private blockchain and I found out that I cannot deploy a contract larger than 34Kb which is pretty limiting for me. For comparision, cryptokitties are 40-47Kb so I cannot even deploy ...
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114 views

Parity Ethereum service not working

I downloaded the 2.2.7 stable binary for Ubuntu from the Parity website. I set it up as a service, using the standard files. I changed nothing. However when I did; sudo systemctl start parity It did ...
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289 views

Contract deploy timeout - web3py & Parity

I'm trying to deploy a contract but it seems like I'm going through a minefield... When I try to deploy the contract I always get timeout error. I wrote the contract on remix, and tried both remix ...
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1answer
437 views

Mining pattern on PoA

I've setup a small network with two nodes using authorityRound engine (parity). My question is about the mining. If I have two validators (A and B), who will mining the blocks? the node A or B? I ask ...
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Are there different clients for Quorum compared to Ethereum?

Is it correct to say the following? Ethereum clients run Ethereum nodes. Geth and Parity are examples of Ethereum clients. Quorum clients run Quorum nodes. Is there an equivalent to Geth and ...
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Raise more ether in Parity POA chains

From the wiki of private chains in parity Parity also includes Proof of Authority Chains which do not require mining. Is it possible to raise more ether in an existing POA chain? Use case Lets ...
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(1) Parity: why does syncing fall behind, (2) Why are events missing events because of (1)

Background: I have multiple parity nodes setup on Digital Ocean and AWS and event watchers attached to these nodes. I also have a service to query block numbers and compare versus etherscan's current ...
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Parity Error: Account not found for the current chain (Kovan)

I am having problem starting Parity with a account that I created using Metamask. This account 0x76Eb17471A5fb78EF6768254D1dAEc528ec6b5a8 has received multiple ETH from Kovan faucets. Running the ...