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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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Trouble loading parity wallet from mnemonic phrase

When attempting to restore my parity wallet using the mnemonic phrase, a wallet that is different from the wallet i want to access is loaded. I can view my account and its balance of etherscan, but ...
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How can I copy Parity Browser UI favourites between computers?

On computer A I'm using the Parity Browser UI and here I have saved several of the the following: Addresses (Addressbook, not Accounts) Watched contracts How can I move these to Computer B? I've ...
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my_contract,estimateGas() crashes and “eth_estimateGas” returns incorrect value

I'm trying to estimate Gas for a contract method (both using parity and geth - tried web3py and web3js). Contract is deployed and proven to be working. When I use: estimateGas and geth (providing: ...
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171 views

What happens when contract is making delegatecall to deleted contract?

I read the whole Suicide Parity Multi-sig hack. One thing I don't understand is what happens when you call delegate call on deleted contract? I thought that contract should throw an exception but due ...
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192 views

Minimal space to synchronize Parity

I've an instance with a 40GB hard drive and I'm having difficulties to synchronize with parity. I've used --pruning auto --pruning-history 3 but around block 4200000 I run out of space, the folder ...
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264 views

What is the difference between authoring/signing/sealing/mining/validating/importing blocks in a Private Aura chain?

I want to make sure I'm using this terminology correctly, especially in terms of a private chain using Aura consensus on Parity. Authoring/signing/sealing/mining I think I understand fine. Authoring ...
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363 views

Parity Ethereum Node database size limit

I'm running my own Parity Ethereum Node. The problem I'm facing is how to limit the size of database. Is it even possible? The feature I'm looking for is to keep X last blocks and specify X size as a ...
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51 views

Cant transfer testnet ether

Every time I try to transfer kovan testnet ether from one account to another it says [-32021] Account password is invalid or account does not exist while confirming the password for the account. ...
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152 views

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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385 views

transaction gas limit in Parity genesis file

Essentially the question is how to set/change the "minimal cost of the transaction" a.k.a. "Gtransaction" value using Parity? On a private blockchain with a custom chain spec file I have a ...
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187 views

Do the different ethereum clients (geth, parity, etc) behave as equal peers to one another?

Do clients differentiate their peers based upon what language they are implemented in or do they all work together without discrimination? For example does a geth node seek out other geth nodes? ......
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105 views

Debugging failed peer discovery?

I have a small private dev network. There are three (Parity) nodes. One of them shows two peers. The other two each show one peer. One of the nodes showing only one peer is listed in the genesis ...
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211 views

Parity warp sync termination on Ropsten

With the newest version of Parity (1.7.2beta), I cannot finish the warp sync process for Ropsten testnet. After getting nearly all the snapshots, getting this error: 2017-09-23 21:17:09 Syncing ...
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223 views

System requirements for high capacity node?

I want to build a dedicated geth + parity machine that can have lots of connections to the network. What advice is there for system requirements if I want at most 100 connections? 1000 connections? ...
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951 views

can parity recovery phrases still be used?

I have a wallet generated by an old version of parity such that it gave me a recovery phrase, since I have forgotten the password. (I think I know the password, but parity disagrees with me). How ...
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330 views

DB - How do I roll back to a block height?

I was informed on this post that I was, indeed, on a fork. My client starts syncing and encounters a discrepancy with my local DB copy. My peers then vanish. In my case, it would be a great hassle if ...
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Parity doesn't work

I just downloaded parity following the instructions here. after step 7 I get: is this a bug, or is it just taking a really long time?
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198 views

Can I safely delete Parity LOG.old.* files?

I'm using Parity 1.7.0 for a private Ethereum network. Parity is writing LOG files to /parity/data/chains/[.....]/db/2b05[*******]/overlayrecent/db such as -rw-r--r-- 1 root root 122933 Aug 14 ...
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77 views

Parity older version force me to sync from scratch, how to fix this?

I am using private Ethereum chain. I have sync my chain using Parity/v1.7.0-beta. Now I changed the Parity version back to Parity/v1.6.10-stable; but it gives following error: Database was created ...
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400 views

Parity: Is it possible to copy-paste/migrate Parity database into new node instead of syncing? Sync operation is very slow on 1 GiB RAM

I am using Amazon Web Services (AWS)'s 1 GiB RAM free instance. I have private Ethereum network, which has around 1,500,000 blocks, but most blocks are empty. There is not much transactions exist and ...
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261 views

Parity RPC Mode Compatible with Geth RPC?

I have a program interfacing with geth. But now I have to move to a new server, and geth is taking too long to re-sync. If I install Parity, will the program that interfaces with localhost:8545 work ...
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186 views

Parity wallet: how to reverse execute function?

While attempting to transfer ETH from my Parity wallet (multisig contract) to a cryptocurrency exchange, I have apparently taken the wrong approach and now it seems my ETH is stuck somewhere in the ...
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73 views

List of transactions from the block that just has been mined and broadcasted but not confirmed yet

I'm looking for a list of transactions from the block that just has been mined but not confirmed yet. Right now I'm using JSON RPC method parity_pendingTransaction to return a list of transactions ...
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73 views

Parity wallet freezes on first setup page on Mac osx

I'm trying to install parity for a mate on his name Mac. After the install, on the first setup page where it asks me to put in my wallet name etc, it freezes on that table only. I've left it for an ...
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93 views

Ethereum Crowdsale Code in Parity not working

I followed the tutorial on How to do Crowdsales via ethereum.org using Parity. However, there is always an exception when I try to give Ether to the address of the crowdsale contract. any thoughts on ...
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160 views

Get test ether in parity account

I installed parity-poa-playground from (https://github.com/dstarcev/parity-poa-playground) on Windows 10 and managed to made it working with parity configured from (https://github.com/paritytech/...
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202 views

evm_mine in parity dev chain. Fast forward time in Development Chain

Everybody loves testrpc, except me. So, I like to write unit test against real parity dev chain node. The question is how to fast forward timestamp(create new blocks) ? function advanceBlock() { ...
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837 views

Can I found order ID of Shapeshift transaction that has been made on Parity?

I want to solve some problem with transaction on Parity that is related to Shapeshift. Is it possible to found shapeshift's order ID from a few hours ago. Is it maybe stored in the Parity's local ...
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429 views

What happens if I send ETH to ICN (erc20 token) address when trying to use shapeshift on parity?

The ETH get stuck on the address and when I contact Shapeshift, whey said: Unfortunately we do not own this address. Is it possible that they or the parity have a bug. The address that I used was ...
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664 views

What is the best parity configuration to run a full archive node on raspberry pi?

I am using a raspberry pi to download the archived version of the blockchain with parity. I've started parity with parity -d /home/xxx/data/Ethereum --pruning archive --public-node However, the ...
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247 views

Parity and testrpc

I run a testrpc node on localhost:8545. Is it possible to connect Parity client to this node and work with contracts deployed to this network?
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246 views

Using Multiple Ledger Nano's with Parity

I have several Nano's that I would like Parity to recognize. I've just updated the Nano's firmware to 1.3.1 and the ETH app to 1.0.17 on all 3 of the devices. The first Nano popped up into Parity as ...
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When calling my Get function, Remix is giving me the current value and geth+parity is giving null

I have a contract that holds hashes of files and different versions of those files inside a struct. // // Structure which holds information about an entry and the versions that entry contains. // ...
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240 views

How to confirm request in Parity

enter link description hereI send a transaction with contract. I use unlock account to account it. It can skip the first confirm. Which is asked to confirm deploy. But it can't skip the second confirm,...
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232 views

Parity through SOCKS5 Proxy?

Is there a best practices method for running Parity through a SOCKS5 proxy? Or should I try to figure one out. This question was not considered long enough, so this is filler. But I think I'm ...
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394 views

Truffle v3.2.5 migration error: contract code couldn't be stored

I'm using Truffle 3.2.5 and Parity to try and migrate a project to Ropsten. I've tried changing the gas amount per the error's advice. I'm running a full Parity node on the same machine, so my truffle ...
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27 views

How to show more than 10 Accounts on Parity's UI?

Parity only shows 10 accounts by default. I have 50 different Ethereum accounts that I'd like to see all within the Parity Account tab. How can that be done?
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79 views

How to create an account in a Dapp which developed with Parity

I’m developing a Dapp about image storing with Parity these days. And I try to make a new account with JSONRPC right now. But when I searched for some useful API, I found an API in this web:...
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239 views

Parity scheduled transaction stuck at submitting

I scheduled a transaction for the BAT token after block 3798640. It remained pending before the block for hours, then submitted about an hour ago, see Tx local viewer screenshot. Anyone know if this ...
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141 views

JavaScript console on Parity: cannot execute commands (by pushing Enter button)

I am trying to open my Parity in Chrome after having set it up in internet explorer. When I do so, it wants me to generate a new token: "Unable to make a connection to the Parity Secure API. To ...
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183 views

How does Expanse handle peer discovery?

I am seeing a lot of posts that suggest that peer discovery isn't possible on private networks. Here is one: Automatic peer discovery in a private blockchain And another (less clear on this point): ...
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66 views

Trouble using Parity execute whitehat etc refund contract

I am trying to use the whitehat refund contract on the ETC chain. The contract address is here: 0x9f5304da62a5408416ea58a17a92611019bd5ce3 and have mostly been following this tutorial. The problem ...
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106 views

Parity halts on connecting to the private network. RPC io error: Address already in use (os error 98)

I followed (https://ethereum.stackexchange.com/a/13035/4575) to connect to my private network using Parity. Same configuration works on the different node. Parity halts on connection. It won't give ...
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107 views

Could we run `Parity` where we could have access to web3.debug on javaScript console?

Parity does not return anything for web3.debug on java script console. The way I run Parity: parity --chain parity.json --network-id 23422 --reserved-peers myPrivateNetwork.txt --jsonrpc-apis web3,...
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275 views

Can I use web3.shh with Parity client?

I'm trying to whisper a message using web3.shh following the example here: https://github.com/paritytech/parity/wiki/Whisper-Overview web3.shh.post({ "topic": 't', "payload": 'p'}); And it throws an ...
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338 views

Can't add a non-authority node to my private Proof of Authority network in Parity

I followed these instructions and everything works until I try to add a new non-authority node form another machine. (Point 8) The authority nodes are running on Microsoft Azure and they are ...
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161 views

Parity: Function in derived contract not working

Working with the Parity client and web3 Javascript API on a private chain, I tested the following code: pragma solidity ^0.4.7; contract simple { function twice(int a) constant returns(int) { ...
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54 views

Ethcore: “The dapp cannot be reached”

On a private dev chain with two Ethcore nodes, I created a dapp as per the instructions at https://github.com/ethcore/parity/wiki/Tutorial-Part-I. Everything was OK and I can see the dapp listed in ...
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528 views

Parity : Recover from phrase bugged?

Testing it out : Creating new account via "Create new account manually", it shows the phrase in the end, copy it to txt. Deleting Account1, Creating new account via "Recover from phrase" - pasting ...
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263 views

Parity 1.4.4 not running on MAC OS?

I have 2 macs and on one the new parity is working and running smoothly but on the other I continue to get "can’t establish a connection to the server at 127.0.0.1:8080." The site could be ...