Questions tagged [ropsten]
Questions related to the Ropsten testnet: https://blog.ethereum.org/2016/11/20/from-morden-to-ropsten
424
questions
0
votes
1answer
10 views
ROPSTEN: Duplicate Blocks adding transactions using Geth Real-Time Event API
I'm using the Geth Real-Time Event to get the new blocks via web-socket and there's a subscription called "newHeads" for that propose.
The thing is sometimes the socket returns a duplicate ...
0
votes
2answers
26 views
Seamless process to obtain test ether from faucet? [duplicate]
I am unable to successfully "Buy" Ether from a faucet for Ropsten or from Kovan. Is it me or do most people have issues setting up a testnet using Ropsten and/or Kovan? Can anyone help me ...
0
votes
0answers
24 views
Trying to work with ganche-cli, truffle and infura
When trying to migrate a truffle-config.js file following error appears.
TypeError: Cannot read property 'fromMasterSeed' of undefined
any help would be much appreciated.
const HDWalletProvider = ...
0
votes
0answers
26 views
Transactions not getting mined (Web3.js)
I'm trying to make a simple ether transaction with web3.js. Most times I try to execute the transaction, I get the following error: Error: Transaction was not mined within 750 seconds, please make ...
3
votes
2answers
100 views
What economic incentive does anyone have to mine Ropsten and other networks?
Ethereum 1.0 has a basic limitation, as all global blockchains do: each block can only hold so many transactions. Due to this scarcity, every time even one application gets too popular on the main ...
0
votes
0answers
23 views
Alternatives to get LINK tokens in Ropsten, for RNG
Sorry if this question sounds like very newbie (and maybe it is.
I'm developing a Smart Contract which needs a random number generation, and after researching some time it seems that ChainLink VRF ...
0
votes
0answers
18 views
How to solve Transaction has been reverted by the EVM , In need of a solution based on my code?
I have been using ropsten with infura.
SMART CONTRACT
contract Don
{
struct Details
{
uint id;
string name;
string dob;
...
0
votes
1answer
35 views
Connect Ganache to Ropsten
I want to connect Ganache to Ropsten such that i can see Ropsten's ledger with Ganache. Is this possible? if yes, what settings do I need to do on Ganache?
0
votes
1answer
38 views
Not persisting value with transaction
I have a contract that looks like this -
contract Calculator {
uint public result;
event Added(address caller, uint a, uint b, uint res);
constructor() public {
result = 777;
}...
0
votes
0answers
89 views
Timeout while attempting to connect and deploy in the Ropsten network
I am trying to deploy the contract in Ropsten network. It fails with the timeout error
The same is deployed in Ganache without any issues. Please advice
truffle-config.js
require('dotenv').config();
...
0
votes
1answer
67 views
Simple contract to contract token transfer failing
I'm trying to write a contract that combines two different function calls into one transaction, for which I then can hopefully use the CHI gas token. However, for now I can't even get my contract to ...
0
votes
0answers
13 views
Ethereum data reading and writing time fluctuation for web3
I have created a web app for sending and receiving data in ropsten testnet.
The average result of writing Data to the blockchain and reading it. The average is calculated for 5 transactions.
Here data ...
0
votes
0answers
24 views
is it possible to change block' gas limit?
I'm trying to execute some heavy transactions. Before execute it, Remix advises me about the gas limit:
Ok, then I change my gas limit on Metamask to 9,000,000 (I'm on Ropsten network):
And finally, ...
1
vote
1answer
31 views
Gas estimation errored with the following message error upon contract deployment
I am trying to deploy my contract CoinFlip on Remix using Injected Web 3 (Ropsten, Metamask) but I am getting the gas estimation error. I'm not sure where the error is coming from. I also tried ...
1
vote
1answer
139 views
Ropsten “exceeds block gas limit”
I am on GETH, 1.9.23 and I have had a smart contract running for more than 3 months now.
Suddenly, all transaction failed with "exceeds block gas limit".
I checked the Ropsten Testnet and ...
0
votes
0answers
23 views
Ropsten Node finally synchronized after 3 days: why a blockchain testnet should be so difficult?
I have started a new Ropsten Node running on a Pi4 4GB.
Here is the relevant information for those who might want to start a new Ropsten Node:
more than 3 day syncing
$ geth --ropsten --datadir /mnt/...
0
votes
1answer
45 views
this error while sending transaction using infura.io . The method eth_sendTransaction does not exist/is not available,
My ERC20 token dapp is giving an error only while using 'transfer function' even when I am using a given address as defaultaccount ( otherwise the error was "No "from" address specified ...
0
votes
1answer
36 views
How to handle Ropsten's smart contracts with Truffle?
I work with Truffle, Metamask, and Windows Powershell. I deployed my smart contract to Ropsten with Truffle by the below command in Powershell:
truffle migrate --network ropsten
Now, I need to ...
0
votes
2answers
97 views
Block gas limit lower than required to deploy a contract
I am trying to deploy a contract on ropsten network that requires ~7000000 gas, however the current gas limits are ~3.5mil on ropsten and I am unable to deploy the contract. What can I do about this?
1
vote
1answer
51 views
msg.sender.balance showing incorrect amount
I've written a smart contract that should return the balance of the current user using it and for some reason when I call the function it's returning the incorrect amount. I've used Remix and the ...
0
votes
1answer
36 views
Ethereum is not transferred on Ropsten network
Here's my code for signing nd sending a transaction on Ropsten testnet which is working properly. However, the value that is set to '1' eth is not transferred to the target address.
var Tx = require('...
0
votes
1answer
46 views
Receiving 'undefined' when using getBalance from web3
I am trying to fetch the balance of an address by web3 and node from Ropsten network with the commands below:
var Test = require('web3')
var url = 'https://ropsten.infura.io/v3/...'
var web3 = new ...
0
votes
2answers
102 views
How to get transaction hash without waiting for await call?
for my demo I need the transaction hash instantly without waiting for callback of sync call.
Here my code:
aggiungiAllaBlockChain: async(u,n,c,e) => {
try {
const web3 = new Web3(App....
0
votes
1answer
49 views
Remix Error - Trying to Follow Ropsten Faucet Instructions
I have been trying to get testnet Ethereum from Ropsten using Metamask wallet but instead I am getting errors. What am I doing wrong?
Here is what the Ropsten Faucet site said and the error on Remix
...
1
vote
2answers
25 views
Why do I pay fee for reading transaction on Ropsten?
I have a doubt.
I am using truffle with meta mask to deploy Smart Contract, write transaction and read transaction on Blockchain.
Why do I pay fee for reading data on BlockChain? Should it be free?
I ...
0
votes
1answer
34 views
Run my code on Ropsten network without using Infura
As I understood, Infura is a remote node give us the ability to interact with the network if we do not want to download the full node in our machine.
If I understood that correctly, can I download the ...
0
votes
1answer
85 views
How Can I use my Metamask accouns to deploy a contract using Truffle
I have the full geth node on my machine and want to deploy my smart contract on ropsten using truffle.
In truffle.js fileI have connected to the node as the following:
ropsten: {
host: "...
0
votes
2answers
76 views
Fund my Ropsten account to deploy my contract
I have a full geth node on my machine and I want to deploy my contract on Ropsten using truffle.
How I can fund my coinable account with some ether to deploy my smart contract?
I have tried fuusent....
0
votes
0answers
51 views
My activity is erased from the Ropsten testnet
I am new to blockchain development, and I just deployed a Token creation contract yesterday to the Ropsten test network. After creation, the token showed up properly with the correct supply on the ...
1
vote
1answer
212 views
Run Geth with a configuration file
I've created a config.toml for Ropsten (NetworkId =3) that looks like this:
https://pastebin.com/raw/2DxWE1jf
But when I run
geth --config /home/path-to-config
From the cli I get: (Note ChainID:1, ...
0
votes
0answers
44 views
(closed) I deployed the contract with remix but truffle didn't deploy, why?
i want to deploy my contract to Rinkeby or Ropsten testnet with truffle. But I give an error like this:
ran out of gas (using a value you set in your network config or deployment parameters.)
* ...
0
votes
1answer
49 views
contract deploy error for ropsten
I try deploy a contract to rotten network with truffle. I checked the last gas limit value in ropsten and I give the gas limit value of the last block But I get this error:
"Migrations" ...
0
votes
1answer
52 views
error deploying token to ropsten using remix
I am trying to deploy my token on Ropsten Network using REMIX IDE, but keep getting this error "contract may be abstract, not implement an abstract parent's methods completely or not invoke an ...
0
votes
0answers
31 views
Subscribing to new blocks doesn´t work [ROPSTEN]
I'm trying to subscribe to newBlockHeaders on the ropsten network, but it does not seem to work. The following code works for mainnet but not ropsten. Any ideas?
const Web3 = require('web3')
const ...
0
votes
1answer
84 views
ETH not showing up
To help me get started learning how to create contracts, I had 1 ETH sent from the Ropsten Ethereum Faucet to my MetaMask address. It arrived fine, but when I tried to send it to MyCrypto address it ...
0
votes
1answer
273 views
Transactions stuck at pending on ropsten test net from one day
I am Writing a simple script for ERC20 token transfer method. which sign transaction offline and then submit it to network.
Transfer method encoded data :
var encoded = await MyContract.methods
...
0
votes
1answer
88 views
How to re-compile contracts using truffle which are updated?
I deployed something in the test-net(ropsten). Later, realized that one of my contracts needs some amendments. In such cases how to compile specific contracts and deploy only that contract using ...
0
votes
1answer
65 views
Contract not showing the name and symbol
I deployed a contract on ropsten but it was not showing the name and the symbol. I have the feeling that there is something wrong at the deployment and I think it has to do with the parameters. As you ...
0
votes
0answers
53 views
ROPSTEN - successfuly broadcast but there is not in etherscan site
I create a transaction hash raw and using by MyEtherWallet's send offline tools, broadcasting it. But when I go through the provided link in etherscan site, it shows me: Sorry, We are unable to locate ...
1
vote
1answer
106 views
The send transactions “from” field must be defined using Infura web3
when I try to send my transaction using infura I get this error
"The send transactions "from" field must be defined"
My problem is my web3 object. When I used Metamask and ...
0
votes
0answers
25 views
Is possible to use a smart contract with custom buyTokens method in TestNet?
I'm trying to test a smartcontract in TestNet that is working in my private ethereum blockchain network. I can deploy it in Ropsten and Rinkeby, but I can not execute my buyTokens method from Remix. ...
1
vote
1answer
487 views
I am getting Error: Project ID is required deploying to ropsten in truffle
I am getting the following error:
Error: PollingBlockTracker -
encountered an error while attempting to update latest block:
Error: project ID is required
at C:\Users\myuser\Code Projects\sdfsd\...
1
vote
0answers
64 views
Geth transaction pending on Ropsten testnet that will not send
On a Raspbian linux system I have been using geth --testnet --syncmode light to sync the Blockchain in one terminal and running geth --testnet attach in the other, but when the Blockchain is synced I ...
0
votes
1answer
73 views
Ropsten Etherscan shows 0 holders for my token
I created ERC20 compliant token on Ropsten testnet. I set in constructor that all of the token supply is added to my wallet address. When I open the metamaks I see that I have the tokens. Here's the ...
0
votes
2answers
25 views
Deploying App on Ropsten or any Test Network
I have a web3.js application which uses truffle and interacts with smart contracts deployed on Ganache.
How do I deploy my smart contract on a Test Network and interact with it through my application?
0
votes
0answers
53 views
Syncing Poblem With Parity Docker Container
I'm running a Parity node inside a docker container and i'm trying to sync it to the ropsten network. However after around 1300-1700/4257 snapshots synced I keep getting Encountered error during ...
1
vote
2answers
229 views
Number of state entries needed before geth node is synced up with Ropsten
I am currently syncing a Geth node with the Ropsten network. Currently the download in the terminal show a neverending stream of Imported new state entries. I understand that I have to wait for all of ...
0
votes
1answer
69 views
Error when sending multiple transactions
I'm having a weird issue with the code below in that sometimes it works and sometimes it doesn't. It seems more apparent when TRANSACTIONS is set to a larger number. I have had it fail AND pass with ...
0
votes
1answer
62 views
Call Result Returning Wrong from Proxy Contract [closed]
I published my proxy (AdminUpgradeabilityProxy) and logic contract to Ropsten Test network.
But my call result is returning wrong value through the my proxy contract. For example I call to ...
0
votes
0answers
203 views
Could not transact with/call contract function, is contract deployed correctly and chain synced?
i got "web3.exceptions.BadFunctionCallOutput: Could not transact with/call contract function, is contract deployed correctly and chain synced?
" error when try to run this code:
from web3.auto.infura ...
