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Questions tagged [ropsten]

Questions related to the Ropsten testnet: https://blog.ethereum.org/2016/11/20/from-morden-to-ropsten

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Access to XMLHttpRequest at 'https://ropsten.infura.io/' from origin 'null' has been blocked by CORS policy

I want to interact with a simple contract on the ropsten network this is my Js code : Web3 = require('web3'); if (typeof web3 != 'undefined') { web3 = new Web3(web3.currentProvider); console....
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11 views

iOS Wallets that support testnet

Is there any good iOS app that supports custom erc20 tokens over testnets like Rospten? I’m testing new custom tokens and need to test it over a test net before deploying to the main-net. Thank you
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1answer
25 views

Ropsten Test Network

I have created a test token and deployed it on the ropsten test network. I have the full balance in my ether wallet. My question is how can I transfer this token to other wallets? How can I configure ...
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1answer
43 views

Transaction stuck in 'Pending' state when using 'sendSignedTransaction'

I am trying to execute a transaction by first signing it with my private key using ethereumjs-tx and then using sendSignedTransaction to send the transaction to the network. But somehow the ...
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1answer
16 views

problem displaying ico

I created an ICO using ropsten (because I did not have an ETH) and when I search for my ICO on https://etherscan.io, I cannot find it. I can only find it here: https://ropsten.etherscan.io. Is it ...
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1answer
17 views

Why does Ropsten consume more Gas than Rinkeby?

I deployed the following smart contract both to Rinkeby and to Ropsten. pragma solidity ^0.5.8; contract storeHash{ string private vehicleData; function setVehicleData(...
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1answer
22 views

Unable to Deploy Smart-contract to Ropsten from Truffle using Infura

I want to deploy my smart-contract on ropsten or rinkeby network from Truffle using Infura API, but face difficulty in deploying on any network. I am using windows and my contract works well on ...
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1answer
15 views

How to remove byte code of deployed smart contract which was deployed using Ropsten Test Network?

I 've deployed my smart contract on Etherscan using Ropsten Test network. I can see there is bytecode for my deployed contract on ropsten etherscan. I want to hide or don't want to show the bytecode ...
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1answer
43 views

Gas estimation failed: gas required exceeds allowance or always failing transaction

I have two contracts one for defining token and other for crowdsale. I am using remix ide. pragma solidity >=0.4.22 <0.6.0; contract owned { address public owner; constructor () public { ...
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27 views

Transaction to Smart Contract runs out of gas on Ropsten but not on Rinkeby

the following execution of my smart contract function runs out of Gas on the Ropsten network, but works fine on Rinkeby, do you have an idea why this happens? struct vehicleData{ string ...
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14 views

parity_pendingTransactions method return empty with parity light mode on ropsten testnet

I use parity with light mode and RPC call parity_pendingTransactions always return empty result. I'm using ropsten testnet network. How can I fix this problem ? here the example curl --data '{"...
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2answers
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Simple contract throws for no apparent reason

the thing is that i have a very simple contract code that I wrote as a kind of "Hello World!", but it doesn't seem to work properly, and I can't see any reason why it wouldn't work. The code I'm ...
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2answers
304 views

Error while migrating contracts to Ropsten using truffle - Error: legacy access request rate exceeded

I'm deploying some contract to Ropsten ethereum test network using Truffle but it gave me this error: Error: legacy access request rate exceeded I have no idea what does it means and what should I ...
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2answers
26 views

Is it possible to use MetaMask for a private consortium on Ethereum?

Assuming we create a private consortium chain over Ethereum and we want to use MetaMask for storing the keys and signing transactions to send the tokens belonging to this private consortium. ...
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1answer
78 views

Error on WebSocket connection to Infura Ropsten (broken close frame)

I am trying to connect to Ropsten with Web3js (1.0) via Infura using their WebSocket provider but I am getting the following error: WebSocket connection to 'wss://ropsten.infura.io/ws' failed: ...
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0answers
27 views

Problem sync test network

I have problems with networkid 3 (testnet). I installed Geth/v1.8.23-stable-c9427004/windows-amd64/go1.11.5 and run geth --networkid 3 --ipcdisable --maxpeers=25 --syncmode "light" --rpccorsdomain * -...
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2answers
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How estimate smart contract deployment and transactions price?

I can deploy the same smart contract and invoking four transactions on it on Ropsten network. How can I estimate the price of the exactly same operations but on the Mainnet network?
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112 views

Geth/Ropsten light node can't find suitable peers even after adding peers

I am trying to deploy a test contract on Ropsten test net. I have started a light node using the command: geth --testnet --datadir=./.ropsten --syncmode=light --rpc --rpcapi="personal,eth,network,...
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0answers
55 views

The sendSignedTransaction function does not activate the on('receipt') event at an appropriate time

console.log(transacting...); web3.eth.sendSignedTransaction('0x' + serializedTx.toString('hex')).on('receipt', receipt => { log(receipt); log(`https://ropsten.etherscan.io/tx/${receipt....
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0answers
95 views

Error: Returned error: no suitable peers available - Ropsten

Does anyone know what the problem is? This used to work. $ truffle migrate Error: Returned error: no suitable peers available at Object.ErrorResponse (/home/ubuntu/.nvm/versions/node/v8.15.0/lib/...
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14 views

Is there any API for contract deploy in ropstan testnet? [duplicate]

To deploy contract through API on ropsten is there any API?
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2answers
58 views

Smart Contract Working on Remix but not TestNet

This question has been asked before. however, those answers did not help me. (of course, I now can't find the "answer" atm) It said that Ropsten (what I was currently using) has fewer miners - or ...
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3answers
234 views

web3.eth.Contract(abi, address) doesn't return contract instance

i'am trying to make a instance of my contract in js using web3, but when I use the function web3.eth.Contract(abi, address) the result is not the expected(I take the ABI from remix). this is the code:...
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22 views

What does that Filter By means? in ropsten etherscan while deploying tokens on ropsten

I've deployed my token contract on ropsten etherscan. Sometimes it shows me some address besides Filter By what doed that filter by exactly means?
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1answer
167 views

Web3 not connecting with ropsten through infura

so my truffle based application is communicating fine with my smart contracts on my private network, ganache and ganache-cli. I then deployed it to ropsten where i used the endpoint i got from infura....
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1answer
142 views

Getting error while buying test ether from https://faucet.metamask.io/

I just tried to buy a test ether from https://faucet.metamask.io but the faucet address which is supposed to give 1 ether doesn't have enough balance. Snapshot of the faucet address And when i ...
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0answers
17 views

network eth and network Ropsten

in the network of the ether , i sent eth 2.62 but on the network ropsten eth of0xe2fcd50EfdD674C26f894aB5ad71fEcB14b7cDA4 = Ropsten wallet. money did not come, but they can be seen in the same ...
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0answers
16 views

ropsten eth что делать

I sent eth 2.62(NETWORK ETH) ON the eth ropsten wallet address 0xe2fcd50EfdD674C26f894aB5ad71fEcB14b7cDA4(BUT NETWORK ETH (myetherwallet.com)NOT ropsten eth). How to transfer to the wallet Eht ...
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1answer
215 views

RPC Error with Payload when using the Ropsten Test Network Faucet with MetaMask

I'm trying to obtain some test ether from the Ropsten Test Network with Metamask, but I keep on getting an "RPC Error with Payload", whenever I try to click on "request 1 ether from faucet". I ...
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0answers
33 views

Geth not download certain block number

I'm running a testnet geth node in fastmode and I have a worker that will check the transaction data in the blocks. However, I noticed that geth jumped from block 4990417 to 4990429, skipping the ...
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1answer
78 views

How to run geth for ropsten and mainnet in a same server?

Is it possible to run geth for ropsten and mainnet in a same server if I changed all the port for Ropsten node trying not to conflict the ports used in mainnet? For example, geth --rpcport 8546 --...
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1answer
45 views

Geth syncing fast Ropsten too long delays between importing new segments

i have a problem with my Geth Ropsten node. Time between importing new segments of chain is too long. For example logs from my docker container below geth-testnet_1_6d184080c9e1 | INFO [02-11|13:30:...
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2answers
39 views

Unable to fetch output from a public function in solidity

I am writing a solidity public function that changes the value of state variable and then returns it. pragma solidity >=0.4.22 <0.6.0; contract white_label { uint currentId = 1; ...
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0answers
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Ropsten issues - two forks happening, transactions showing in both places

There seems to be a few issues going on with ropsten right now: https://twitter.com/sbetamc/status/1092167042709573633 https://twitter.com/stevenleeg/status/1092546643604459521 At the same time, a ...
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1answer
64 views

geth event newPendingTransactions does not occur

I've got running geth with next command: $ geth --testnet --networkid 3 --verbosity 3 --syncmode light --ipcdisable --ws --wsapi "db,eth,net,web3,personal,txpool,admin,miner" --wsorigins '*' In ...
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0answers
100 views

Error when I try to deploy with infura

Running migration: 1_initial_migration.js Deploying Migrations... ... 0x0ed88dd40f380a805ed0ba1b5b0a9d8178321ab6da9e5c0cb247f5700337b173 Migrations: 0xcfc4ba0488f20c7a2bb24e735f43e240bf249bc8 Saving ...
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1answer
58 views

Minimum system requirements for mining ropsten ethers

I want to create my own faucet that will mine Ropsten ethers. What is the minimum system configuration which is required? Is it a good idea to use my own server such as AWS? What will be the ...
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1answer
21 views

What are the advantage of verifying source code in Etherscan?

I deployed a smart contract in ropsten test network. Now when I try to verify the source code, I am getting some error. What if I do not verify it?
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1answer
38 views

How much does the gas prices in the main eth network differ from that in the ropsten test network

I'd like to know, to which degree does the Gas prices from the main eth network are comparable to the ropsten test network.
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1answer
30 views

Interacting with Already deployed Ethereum Contract and recording response

I understand this topic has been discussed before, but my question is specific to web3.py. How can I interact with function of already deployed ethereum contracts on Ropsten TestNet. my code runs with ...
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1answer
32 views

How to configure APIs to run with Ropsten addresses

I have my contracts deployed on Ropsten network. I deployed those contracts from my local machine using Truffle migrate. Then I set up an AWS EC2 Ubuntu server to host my RESTful APIs. I installed ...
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3answers
171 views

How can I call a function in deployed contract on Ropsten Testnet when I don't have ABI and source code?

For some testing I deployed several contracts on Ropsten Testnet using web3.py but now if I want to execute them or call any function from them, how can I do this? I don't have ABI as I did several ...
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0answers
42 views

How to generate Ethereum accounts using Web3 Python on Ropsten?

Just wanted to know how to use web3.py to generate Ethereum accounts. I tried using ropsten.infura.io/v3/<KEY> as an HTTPProvider, but it does not allows to create me account
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Matching inside my contract fails with multiple participants

my contract (can be found on my gist: https://gist.github.com/fabs993/e13fa6ecd9526d30c8a6d85c10180075) fails at more than 5+ participants. So in my use-case I have two kind of participants Producer ...
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2answers
247 views

Where can I get Ropsten Eth?

I want to create my own coin but I want to experiment first. I'm trying to deploy in the Eth wallet. All the websites to get Ropsten eth are down.How can I try making a coin without spending any money?...
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Metamask not loading transaction fee on Ropsten

I'm trying to send test Ether to a contract on Ropsten, but Metamask won't load the gas options on the send transaction screen. It displays a "Loading" text and never renders the Fastest/Fast/Slow ...
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0answers
39 views

Ropsten chain not syncing

I started syncing my ethereum ropsten chain using geth 3 days ago in fast mode. eth.syncing shows false , but the difference between highest block shown by my node and the one shown at ropsten ...
3
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1answer
112 views

web3.eth.getGasPrice() always return 1GWei

For estimate transaction cost, I use web3.eth.getGasPrice() function. The return callback value always 1Gwei(1,000,000,000) in ROPSTEN. web3.eth.getGasPrice(function(error, result){ console.log(...
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2answers
272 views

ropsten: insufficient funds for gas * price + value using web3

Im using "web3": "^1.0.0-beta.37" And I want to understand How can I send rawTransaction My code is: const pk = 'xxxxxxx'; const rawTransaction = { "to": "...
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1answer
96 views

Transactions on Ethereum private network using the MetaMask Ropsten test connection?

I have 4 accounts on my private blockchain ethereum network and one of the account has balance of 10000000000000000000 and other accounts have zero balance each. When I connect to this network from ...