Questions tagged [mainnet]
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11
questions
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24 views
gas estimation about tests on Ganache forked mainnet
I come up with this solution with gas estimation. Could someone help check whether it is feasible?
If we want to send a transaction,
first, we just fork the newest mainnet blockchain using ganache-...
0
votes
1answer
17 views
Different block information for the same block number at different times
On web3.eth.subscribe('newBlockHeaders') I get notification and trying to get last block via saved block number earlier. It was happen with 9559839 block number on mainnet. First, I was get data with ...
0
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1answer
24 views
GasPrice: is dipendent by the moment of the call and/or the network?
I'm testing a system to store a small amount of data on the blockchain using a contract.
So I've some js using web3.js to make a call to a contract function that mutates states.
I obtained, using ...
1
vote
1answer
104 views
How to fork current eth mainnet chain in new private blockchain from block #####
I want to run my own eth fork from mainnet (keeping history of transactions, balances & etc). How can I start my new geth instance that will start working after ###### block of mainnet chain? I ...
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65 views
How much more it will take for Ethereum wallet to Sync - 2019
I has been a week when I tried to Sync Ethereum on SSD VPS. Here are the details -
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): ...
2
votes
1answer
84 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 ...
0
votes
1answer
30 views
Crowdsale contract working properly on all testnets but not on mainnet
I never across on this kind'f problem.
I have deployed a contract on testnet (rinkeby, ropsten and TESTRPC). My contract is working fine here.
But than the same contract is deployed on mainnet and now ...
0
votes
1answer
16 views
Is QTUM is a coin or a Token?
According to Etherscan Qtum is a Token, holding supply with verified smart contract. But its official site contains its own protocol and integration mechanism. Is it still a token under ETH or it has ...
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0answers
65 views
Truffle test including mainnet contract - Error: Cannot create instance of Whitelist; no code at address
Problem with the error Error: Cannot create instance of Whitelist; no code at address 0x6198149b79AFE8114dc07b46A01d94a6af304ED9
How do I have to setup truffle so that I can run a test which includes ...
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0answers
65 views
Truffle how to test with reference to mainnet smart contract - Error: while migrating VM Exception while processing transaction: revert
I would like to run a truffle test on a smart contract that includes a smart contract address deployed on mainnet. However, this results in the following error
Error: Error: Error: while migrating ...
4
votes
0answers
464 views
web3.eth.getBlock returns null
I have a very similar problem as https://github.com/paritytech/parity-ethereum/issues/8788
When I use web3.eth.getBlock for the first 1 million and latest 50,000 blocks (approximately), I get the ...
