Questions tagged [ropsten]
Questions related to the Ropsten testnet: https://blog.ethereum.org/2016/11/20/from-morden-to-ropsten
391
questions
0
votes
0answers
17 views
Requesting ropsten ETH / Not receiving rinkeby ETH
Ropsten address "0x28c2fdd94dda609ed825d5f5648568942fdb2e13"
Rinkeby address "0xf5aa7ee414226b7dea69018b83e0bd162830ca85"
If anyone can send me some test ETH I would greatly ...
1
vote
1answer
20 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
24 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. ...
0
votes
1answer
35 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
17 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
39 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
23 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
11 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 ...
0
votes
1answer
35 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
41 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
40 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
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0answers
34 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 ...
0
votes
2answers
104 views
Truffle deployment error while deploying with Infura (Error: Callback was already called)
I am trying to deploy a token smart contract to Ropsten test network with Infura, but I am always getting an error as I am using
truffle migrate --reset --network ropsten_infura
Compiling your ...
1
vote
1answer
25 views
Does Gas Price Affect TX minng priority [ROPSTEN]
Since ether, on the ropsten network, virtually isn't worth anything does the gas price for transactions affect the priority in which they're mined? I'm asking because web3.eth.getGasPrice() (on the ...
0
votes
2answers
56 views
gas exceeds allowance
I'm testing my smart contract on ropsten and I have written an async function that lets me send TRANSACTION transactions from TRANSACTION different accounts. For some reason when TRANSACTION > 20 i ...
3
votes
1answer
47 views
What's going on with the Ropsten network
What is going on with the Ropseten testnet? The last block(7752138) was mined at 07:24:17 AM +UTC which was, at the time of writing this, 23minutes ago.
https://ropsten.etherscan.io/block/7752138
1
vote
1answer
19 views
why does not shown the holders number and transfers of the custom ERC20 token in Ropsten? [closed]
I published an ERC 20 token on Ropsten. The token's total supply, name and symbol shows on the self page (https://ropsten.etherscan.io/token/..) but the holders number and transfers are not shown. The ...
1
vote
0answers
27 views
Testing response times using Ganache
If you want to simulate repsonse time of your smart contract, how realisitc is it to use ganache? I'm thinking that in a live network, ropsten for example, there would be a lot more transactions ...
1
vote
1answer
31 views
How to read blockheaders of Ethereum Blockchain?
TO be specific, how to read block headers of Rinkeby on Ropsten blockchain?
Since both the blockchains are public test networks, reading data of one blockchain on another should be possible using ...
1
vote
2answers
1k views
gas required exceeds allowance (8000029) or always failing transaction
When executing this function, I get an error gas required exceeds allowance (8000029) or always failing transaction i know that this error have when use transferFrom function. Where i wrong? help me ...
1
vote
0answers
93 views
Metamask always show '0' for gas price and value
I tried to deploy and execute some transactions on multiple contracts but Metamask keeps showing 0 for the gas price and value field. I am on Ropsten test network. It is not specific to any contract, ...
0
votes
1answer
93 views
Should i move my erc20 token from ropsten to main network?
I have just created token in ROPSTEN network, so Im confused now... Can I use my tokens in main ether network (sel, give, etc) or I just van play with them in test network and forget...?
Should i ...
0
votes
2answers
78 views
Setting a value for ERC20 token on private blockchain?
Background:
Currently we have an Dapp running on Ropsten. We've created an ERC20 token on Ropsten. Our employees are awarded these tokens over time. We want to use Dappos to allow our employees to ...
0
votes
1answer
35 views
wallet of goods [closed]
I sell goods for tokens. And I would like to make a wallet of goods for each user. So that he sees the amount of each product that he bought. Can I realize this in solidity? For example: through ...
0
votes
2answers
20 views
pay for goods with tokens
I pay for goods with tokens. But after the first call to the function, tokens are not removed from the wallet. Please tell me why when I call the function for the first time, tokens are removed, but ...
1
vote
1answer
25 views
Problem with contracts being deployed multiple times in Node.JS backend
I have a Javascript frontend that passes records in a JSON to the backend via Express to be deployed to the blockchain (currently using Rinkeby) with truffle-hdwallet-provider. This appears to work ...
1
vote
0answers
42 views
Why can I only deploy approx. 3 smart contracts per minute with infura using Ropsten and Rinkeby
I have created a Dapp that is written in Solidity and compiled with Truffle on both Rinkeby and Ropsten. I have also created a frontend for batch file uploads and a backend for the actual deploying ...
0
votes
1answer
18 views
Testing Smart Contract with multiple clients
After deploying a smart contract on Ropsten Testnet using Truffle framework, we can use truffle tests to do unit testing (create a client to interact with the deployed contract). My question is, how ...
0
votes
1answer
155 views
“truffle migrate --network ropsten” stuck after compiling
I am trying to redeploy a contract on Ropsten Testnet using the command:
truffle migrate --reset -f 1567182283 --network ropsten
Here, "1567182283" is the prefix of my migration file. Upon executing,...
0
votes
1answer
35 views
Redeploy contract on Ropsten Network
I have already deployed my smart contract on Ropsten network for testing using truffle suite. The command line I used was:
truffle deploy --network ropsten
Now, I have made some changes to my ...
0
votes
0answers
28 views
Import error when publishing source on Etherscan
I am attempting to publish my source code on Etherscan. When I compile, I get the following error. I assume that this callback is not reaching the destination.
myc:3:1: ParserError: Source "...
0
votes
1answer
292 views
How can I get USDT Test Token [closed]
Can Anyone guide me on how to get the tether(usdt) test token on ethereum in ropsten test network
1
vote
1answer
32 views
How to deploy more than one contract with Remix
I'm trying to deploy my contracts with Remix to Ropsten, but I don't know how to do it. Can you help me?
(I have a ERC20 token contract, and a CrowdSale contract)
0
votes
0answers
128 views
How to connect to Etherscan Ropsten API using python
I want to connect to the etherscan Ropsten test-net with python:
URL = 'https://api-ropsten.etherscan.io/api?module=contract&action=getsourcecode&address=...
2
votes
2answers
132 views
The method eth_sendTransaction does not exist/is not available, when using Ropsten Network
My following code previously works perfectly at Ganache, but when i switched it to Ropsten Network, it give captioned error.
Here is Code:
async function finalSettersFunctions(){
var myFunc;
...
0
votes
1answer
196 views
UnhandledPromiseRejectionWarning: Error: Returned error: nonce too low
I am trying to deploy some contracts on Ropsten network. Here is my code
async function finalDeploy(r){
for(i=0; i<constructorParams.length; i++) {
const options = {
data: '0x' + ...
0
votes
1answer
105 views
Ropsten Blockchain Size on Disk December 2019?
Hello what is the size of the Ropsten Blockchain, on disk, using Parity with full trace on?
(Info required to provision a VPS).
0
votes
1answer
147 views
How to create account using mnemonic words or private key in web3js and call contracts using that account
I have a simple React Project with web3@1.2.4 installed and I want to call a contract's method like this:
await maincontract.methods.CurrentMethod("arguments").send({ from: accounts[0]/*my account ...
0
votes
0answers
30 views
Truffle to Ropsten Testnet Deployment Issue: No migration
I am trying to deploy my contract on Ropsten test network through Truffle Framework. I use the command truffle migrate --network ropsten.
Following is my truffle-config.js:
const HDWalletProvider = ...
1
vote
1answer
140 views
Why does Ropsten faucet show “Your account is grey listed for 0 hours and 0 minutes”?
I am requesting test ether from a Ropsten faucet, but it is showing an error. Please help me to resolve this error.
0
votes
1answer
58 views
Deploy smart contract on Ropsten, Kovan
When I deploy my truffle smart contract on test networks like Ropsten and Kovan, can I interact with it using multiple PCs at once simultaneously?
And will the data updated from one PC be visible on ...
0
votes
1answer
76 views
NodeJS + Web3 + Infura Ropsten - Error: Invalid JSON RPC response: “”
I have problem with invalid response to ethereum from BE NodeJS app.
I got error like:
Error: Invalid JSON RPC response: ""
Below I'd attached my simple code for testing connection.
const Web3 = ...
1
vote
0answers
29 views
How to recieve notification of incoming transaction in metamask mobile in real time
I have a erc-20 token in the ropsten testnet and i am using my metamask for admin my token, and i just want to recieve a notification via sms, to take screenshot, whatsapp or another way frendly user, ...
1
vote
1answer
439 views
Error while buying test ether from https://faucet.metamask.io/ - Mastering Ethereum
I am using Ethereum wallet MetaMask chrome extension and I am connected to Ropsten test network. I am following the instructions from the book Mastering Ethereum: Building Smart Contracts and DApps ...
0
votes
2answers
29 views
Function does not return value on ropsten [duplicate]
This code returns the address perfectly when i run it on ganache local chain but when i run this on ropsten it just returns a "-"
Any idea on what the problem is?
function newMatch(uint _matchId,...
2
votes
1answer
159 views
Error trying to get events in web3.py via Infura
I was trying to get all events from my smart contract (in Ropsten) via Infura node.
The problem is that I know that Infura does no support creating filters, but I don't know how to get events by ...
2
votes
1answer
111 views
Who confirms Ropsten and Rinkeby transactions?
Basic or more like "fundamental" question I guess:
So if I got that right, each time someone runs Geth/Parity or other software they all become part of the EVM (ethereum virtual machine). However ...
1
vote
1answer
94 views
Problems calling function with web3 from python
I was trying to call a function from my python server to a contract deployed in Ropsten.
This is my method in the contract:
function send(address receiver, uint amount) public {
require(msg....
0
votes
1answer
52 views
Error sending ether to a a smart contract deployed in ropsten with web3 with python
I am trying to send ether to a smart contract deployed on ropsten via infura, but I am having some problems in txn.
The error is "Error in Txn: Reverted".
The sender account has enought ...
0
votes
0answers
15 views
How can I find reliable Ropsten nodes for adding to my nodes whitelist?
After the recent hard-fork on Ropsten we follow the tip on peter_szilagyi tweet to add a peer whitelist.
In case we want to add more nodes to our whitelist as in Connect to static nodes. where can I ...
