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Questions tagged [testrpc-to-ropsten]

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0answers
8 views

Can't Connect Metamask to Ballot Dapp?

I want to connect Ballot Dapp to Metamask but it Shows "rpc error with payload" and "ALERT: Trying to call a function on a non-contract address".
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0answers
16 views

a contract in ropsten test network got lost

I deployed a contract in ropsten test network via remix days ago. Today, when I opened the remix, the contract disappeared, then I need to re-deploy once more. Anyone know why? Thanks.
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2answers
22 views

Deploying and Interacting with smart Contract through infura from web3.py

I'm trying to deploy smartcontract on ropsten testnet through infura node in web3.py. here is my code w3 = Web3(HTTPProvider("http://ropsten.infura.io/<*Privatekey>")) # Instantiate and deploy ...
2
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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 ...
1
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0answers
71 views

Unable to deploy contract due to extremely high gas estimate

I'm getting issues with the following contract for no obvious reason (I'm banging my head over this problem last 8 hours), I'm getting: Gas estimation errored with the following message (see below). ...
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0answers
200 views

Error on running any contract in online remix browser using Injected Web3 with Meta Mask

On running contract, I am getting error as shown below: creation of VFCToken pending... creation of VFCToken errored: Error: Error: [ethjs-rpc] rpc error with payload {"id":7746970824019,"jsonrpc":"2....
1
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1answer
225 views

Geth fast sync takes way too long

I am syncing my local node with rospten test network with geth sync --fast, but it takes more than 24 hours, though 99% complete, i am not able to communicate with my token contract that was deployed ...
1
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1answer
367 views

Urgent help setting up ethereum bridge

I've currently download nodejs truffle, testrpc etc etc to set up my development environment. All I need to do is demonstrate the oracle service working. I've found that I need to 'set up an ethereum ...
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1answer
206 views

Testnet Blockchain Sync

I used geth for windows and ran it as a desktop app. Not sure if I am connected to public blockchain or testnet. How do I check which network is getting synced. ? (I want to download ropsten testnet ...
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5answers
1k views

Change web3 from localhost to Ropsten

I have a webpage that talks to a smart contract on testrpc. I connect using: web3 = new Web3(new Web3.providers.HttpProvider("http://localhost:8545")); I have deployed my contract to Ropsten Test ...
0
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1answer
729 views

Problem connecting with contract deployed on Ropsten Testnet

I am having issues with calling functions of contract deployed on the Ropsten Testnet. Previously, I tested this on testrpc and everything was working well. I'm working on transfer of ERC20 Standard ...
4
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1answer
2k views

Issues connecting to the Etherscan Ropsten API via web3.py

I am developing a simple application that transfers tokens between users. The token in an ERC20 standard token. I am really new to the web3 and ethereum development world and I am confused by quite ...
2
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0answers
361 views

How to send ether from one account to another in a smart contract deployed on testrpc

I'm interested in writing a smart contract using solidity that sends ether from one account to another. What would the syntax be? If possible, could you point me to a solidity contract that sends ...
1
vote
1answer
266 views

execute function on ropsten tesnet thru geth, adapt truffle console/testrpc commands

This is the smart contract I'm trying to interact with, verified on etherscan.io, and reproduced here: pragma solidity ^0.4.13; // This contract demonstrates a simple non-constant (transactional) ...
2
votes
2answers
636 views

modify truffle console command to execute function on ropsten deployed contract thru geth

There are a couple of commands, reproduced below, which I've used successfully in the truffle console, executing on testrpc, which work and elicit the responses that I expect. How can I change them ...
0
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1answer
858 views

deployment of a functioning contract (testrpc) to ropsten with truffle/geth

I've developed a smart contract using truffle and testrpc, which can be found on GitHub here. At this point I want to deploy it to ropsten, but I can't figure out how to do that. After consulting ...