Questions tagged [ropsten]
Questions related to the Ropsten testnet: https://blog.ethereum.org/2016/11/20/from-morden-to-ropsten
468
questions
0
votes
0answers
14 views
How to connect Dapp to Metamask and interact with smart contract deployed on Ropsten via Remix
I deployed a smart contract via remix to the ropsten testnet and now I want to interact with it via website(dapp). I am creating a auction dapp. The user has to input the amount of ETH he want's to ...
0
votes
0answers
10 views
Ropstens test net. How do I solve this?
The picture below shows the wallet status of the Ropstens test server.
How long do I have to wait to resolve it?
How do I solve this?
Where should I ask for help?
My wallet is not working.
0
votes
0answers
12 views
My wallet is not working properly. Where should I ask for help? [closed]
The picture below shows the wallet status of the Ropstens test server.
How long do I have to wait to resolve it?
How do I solve this?
Where should I ask for help?
My wallet is not working properly.
0
votes
0answers
19 views
What is the frequency of creation of each block in Ropsten testnetwork?
I woudlike to know what is the frequency of creation of each block on Ropsten ?
In the ETH is like every 14.1s but in Ropsten ?
0
votes
0answers
8 views
How to deploy 3 pools in ropsten
I wouldlike to deploy 3 pools in ropsten with using masterChef contract.
How can I do that ?
I start with that :
const MASTERCHEF_ABI = require('./abi/masterChef.json')
const ownerAddress = "&...
0
votes
1answer
8 views
Unable to sync Ropsten testnet with Geth 1.10.5
I upgrade geth to latest 1.10.5 stable, but my local ropsten node is higher than etherscan. This is the command.
geth --cache=4096 --maxpeers=50 --datadir=/data/eth --ethash.dagdir=/data/eth/ethash --...
1
vote
1answer
26 views
Good Ropsten USDC faucets?
I'm trying to play around with the DyDx Protocol on Ropsten, but to get any further I need to have some USDC in my account. I've had no luck googling for this. There seems to be this website for it, ...
0
votes
1answer
20 views
Where is the best place to acquire large amounts of testnet eth?
While there are fairly easy ways to get small amounts of testnet ETH (e.g., 1 ETH) through faucets. What would be the best way to get a larger amount of testnet ETH (10-1000) in a time-sensitive way?
0
votes
1answer
17 views
Problem with ropsten
I have a problem with Ropsten.
I want to send a smart contract on Ropsten with the command "migrate --reset --network ropsten" but it does not work.
I get this message:
Everything is up to ...
0
votes
1answer
45 views
Error! Invalid constructor arguments provided. Please verify that they are in ABI-encoded format
Update: so these 2 lines in my code seem to be causing the problem and removing them got everything to work but I still need to include them so if someone can figure out why they are breaking that ...
0
votes
0answers
11 views
Has Ropsten Testnet support stopped?
I see a lot of questions regarding problems related to Ropsten Testnet. Has support stopped therefor? If so, was this a decision made by the community or does the testnet just need miners?
2
votes
1answer
127 views
Getting LINK for Ropsten network
I'm trying to get LINK for Ropsten. I'm using this faucet: https://ropsten.chain.link/ and, when I've added the new token, I've used this address 0x20fe562d797a42dcb3399062ae9546cd06f63280 (Chainlink ...
0
votes
1answer
11 views
How do obtain wrapped btc and wrapped ada in a local test network or a live test network like ropsten?
In the local test network and ropsten test network, it's easy to obtain ethereum but I need other tokens in order to do testing. I'm not sure how to obtain those tokens for testing.
0
votes
1answer
15 views
Having trouble converting json to abi encoding
I'm trying to convert the following json to abi code using https://abi.hashex.org/
[
{
"inputs": [
{
"internalType": "string",
"...
0
votes
0answers
14 views
error on ropsten testnet
im getting this error on ropsten testnet when i am trying to buy my token after adding liquidity. "The output token cannot be transferred. There may be an issue with the output token." does ...
1
vote
1answer
137 views
How to fix “TypeError: Cannot read property 'sendTransaction' of null” when deploying a contract on Ropsten with hardHat?
I am getting this error:
TypeError: Cannot read property 'sendTransaction' of null
when running this command:
$ npx hardhat run scripts/deploy.js --network ropsten
with HardHat on Ropsten network.
...
0
votes
0answers
13 views
How do I find peers for a ropsten “light” node?
I'm using geth to spin a simple light node on ropsten. I'm running
geth --ropsten --syncmode "light" console
And it gets stuck after
INFO [06-18|11:05:26.682] New local node record ...
0
votes
0answers
11 views
Why can't I send eth to this Smart Contract? [duplicate]
I am trying to send eth to an address of a contract which I deployed on ropsten testnet.
When I tried sending eth for the first time. The transaction failed and I got an "out of gas error" : ...
0
votes
0answers
20 views
Metamask won't display balance on Ropsten test network
Going over first chapters Mastering Ethereum book, I've obtained some ether from a faucet on Ropsten Test network, but Metamask (after 2 days and 18K confirmations) still shows the balance of 0 ETH, ...
1
vote
1answer
80 views
Can i write in the data field of a transaction?
I read here Is it possible to insert some custom data in the DATA field of an Ethereum Transaction? that it is not possible to write in the data field of a transaction, even if it is a simple balance ...
0
votes
0answers
8 views
Any acc with eth is accessing my contrct restricted methods on rpstn ntwrk.It should give err but its not giving. On ganache its working as expected
I created one project, which is working perfectly on ganache.
But whenever I deploy it on ropsten it is doing anything.
I will explain in brief
after opening my web app on browser if i try to call any ...
0
votes
0answers
8 views
Work with local copy of Ropsten without syncing
I have used Geth to successfuly download (and sync) with Ropsten network. Is it possible to use downloaded blockchain (reading blocks with Geth) without syncing with Ropsten? I would basically like to ...
0
votes
0answers
11 views
Can't find funded ropsten account using truffle console
I am not able to see my account on the ropsten network in truffle console when connecting to the ropsten network. I copied the mnemonic out of metamask and start truffle console with 'truffle console -...
1
vote
0answers
44 views
Fail with error 'UniswapV2Library: ZERO_ADDRESS' when trying to implement a swap
I am trying to implement a Ropsten Testnet swap via contract. This contract swaps Testnet DAI for a token I have created. Liquidity is added and swapping via the UI works.
IUniswapV2Router02 private ...
1
vote
0answers
20 views
Ropsten light node block number ~1000 greater than it should be
I'm running geth on Ropsten, using
geth --ropsten --syncmode "light" --http.addr localhost --http.port 8545 --rpc
My most recent block number is 10266786 (and increasing), whereas etherscan....
0
votes
1answer
17 views
The cost of eth in the testnet is equal to the eth cost in mainnet?
i´m new in Ethereum development, i´m developing a Dapp in the Ropsten testnetwork but i need to pass it to the mainnet, have the sames cost? are equivalent in the moment we pass the Dapp to the ...
0
votes
0answers
175 views
Remix: Gas estimation errored with the following message (see below). (…) execution reverted
I am trying to deploy a smart contract on remix written in VYPER.
The code for the simple open auction comes from the vyper documentation website. Remix compiles the code perfectly fine. However, when ...
0
votes
0answers
85 views
Sending ERC20 token between Metamask wallets over Ropsten test network
I'm experimenting with creating an ERC20 token and sending it over Ropsten test network using Metamask (following a basic tutorial). I was able to successfully create the token, deposit the tokens in ...
0
votes
1answer
37 views
code to activate Eth amount from Ropsten network to Main network
I have 2 issues with my Ethereum at Metamask.
I received 1 Eth from someone in Africa, sent to Metamask, but he sent to Ropsten network, not to Main network. He asked me to send Dagcoins first and ...
0
votes
1answer
32 views
Understanding different network for ether transactions
I have just started learning about ethereum and trying to toy around different use-cases.
I tried sending an ethereum to my wallet using ropsten ethereum faucet.
Now, my understanding is this is some ...
1
vote
0answers
19 views
Problem connecting a deployed smart contract to JavaScript. Remix + JS + Infura + Ropsten (with Metamask)
I am a beginner in DApps and still learning most concepts. Recently, I wrote a smart contract in Remix IDE which I deployed in the ropsten test network using injected web3 and metamask. The functions ...
0
votes
1answer
669 views
Invalid BigNumber Value Uniswap and Ethers JS
Hey guys I am using the Uniswap Javascript SDK and Ethers JS to make a swap but I am getting this
Error: invalid BigNumber value (argument="value", value=[-626648004,3158], code=...
1
vote
2answers
504 views
Someone can help to verify smart contract on Etherscan?
Here is source code of this smart contract !
http://dweb.link/ipfs/QmNxz54r9DfNqqgm9h7oJp52QgTPesbnGQ4PpppkSBjwH8
Complier version : 0.5.16
What I tried: Deployed successfully but can not verify on ...
0
votes
1answer
93 views
Is ABI necessary for calling ropstend smart contract?
I only have ropsten's smart contract address, so I'm trying to get it through web3.js with:
window.web3.eth.Contract(abi, address)
but i see in the documentation it receives two parameters, i don't ...
0
votes
1answer
18 views
Unable to synchronize with Ropsten testnet with Geth 1.9.25
For the past two days I've been trying to synchronize with Ropsten testnet using the following command in Geth 1.9.25:
./geth --ropsten --rpc --rpcaddr="0.0.0.0" --rpcapi="eth, web3, ...
0
votes
0answers
42 views
Trying to sync the ropsten testnet to local server using geth
I tried syncing the ropsten ethereum testnet to my local server using the following script:
nohup geth --testnet --bootnodes "enode://...
0
votes
1answer
32 views
Connect local frontend with smart contract on ropsten
I'm new to DApp programming an I'm struggling with this problem since two days now.
Cloned this github example: https://github.com/dappuniversity/election
I deployed the smart contract to ropsten with ...
0
votes
0answers
16 views
How many miners are working on Ropsten (or other testnets)?
I'm curious how many miners or nodes are there on an Ethereum testnet. Is there any website which records such statistic or any method to estimate?
0
votes
1answer
77 views
Execution Reverted Details
I am writing code in Java and trying to calculated potential gas units, for a function call on my methods.
I am trying to do so by using infura as a provider for my web3 Instance,
and then created a ...
1
vote
1answer
70 views
Error while deploying contract to the Ropsten testnet
I'm trying to deploy a contract (called "FilesDetailsManager") to the Ropsten Testnet using Truffle and Infura as provider.
But when I type into terminal truffle migrate --network ropsten, I ...
8
votes
1answer
1k views
Deployment Failed : “Migrations” — only replay-protected (EIP-155) transactions allowed over RPC
I am trying to migrate the code which is already tested in mainnet to ropsten network. I wonder why it is throwing the below strange error. We as a team unable to find a solution for this for past 2 ...
2
votes
1answer
131 views
Got error!!Trying to deploy smart-contracts in ropsten infura
When I am trying to migrate smart contracts in ropsten infura network, but got error.
The error is shown below:
Using network 'ropsten'.
Running migration: 1_initial_migration.js
Replacing Migrations....
0
votes
1answer
125 views
TypeError [ERR_INVALID_ARG_TYPE] web3.js error
Can anyone help me fix this problem? I keep getting 'throw new ERR_INVALID_ARG_TYPE(
^
TypeError [ERR_INVALID_ARG_TYPE]: The first argument must be one of type string, Buffer, ArrayBuffer, Array, or ...
0
votes
1answer
126 views
“txHash: undefined” error using web3.js
Can anyone help me fix this problem?
I get 'txHash: undefined' error in terminal
var Tx = require('ethereumjs-tx').Transaction
const Web3 = require('web3')
const web3 = new Web3('https://ropsten....
0
votes
0answers
87 views
Invalid implicit conversion from rational_const 5 / 2 to uint256 requested
I have the following code snippet inside my contract:
plans[1100] = Plan(7, 3);
plans[1101] = Plan(7, 2.5);
plans[1102] = Plan(15, 4);
plans[1103] = Plan(30, 6);
plans[1104] = Plan(30, 5);
When I try ...
0
votes
0answers
50 views
How to get rid of “Gas estimation errored with the following message” in this case?
In my front-end, I try to call a function called endAuction. In endAuction, I transfer payment to a seller and participants. While calling it from the front-end the transaction fails without any ...
0
votes
1answer
28 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
360 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
52 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
132 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 ...
