Questions tagged [balances]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
2
votes
1answer
35 views

Why Ethereum sets user balance to MaxBig256 whenever a contract query is performed?

There is a strange behaviour on user wallet balances when performing a contract call (that is supposed to have no cost). Balance is right (expected value) until a free call is requested to a contract. ...
1
vote
1answer
29 views

How to get top 5 token holders?

I want to keep a track of top 5 token holders inside the contract in terms of their token balances, is there any efficient way to do that in solidity?
0
votes
1answer
21 views

Web3 balance is showing OmiseGo balance but not Bitball

You can see on Etherscan that I have 2 types of tokens in my wallet: https://etherscan.io/address/0xb8fd65fc6919c5b97453eaba6b895144597985b2#tokentxns 2.3 OmiseGo and 10,000 Bitball I have a short ...
2
votes
1answer
27 views

Return values after verifying an account balance on private network

When i verify the balance of an account after deploing an ERC20 token, i receive this returns: BN { negative: 0, words: [ 50, <1 empty item> ], length: 1, red: null } I know that "50" is the ...
1
vote
1answer
25 views

Etherscan api for Ropsten testnet

I found this endpoint is to obtain the token balance from Ethereum blockchain, however, I noticed that this function doesn't work on Rospten network. Please advise https://api.etherscan.io/api?module=...
0
votes
0answers
20 views

Ethereum, eth_getBalance always give 0 for the latest transaction on fast syncnode [duplicate]

I started syncing ethereum core on --syncmode fast on July 5th, 2019. As far as i know and read, fast mode will sync the latest blocks and transactions. Then yesterday, I did one transaction of X ...
0
votes
0answers
29 views

Geth returning balance 0 [duplicate]

I started my geth using fast sync first and then normal sync once it was almost synced. 'currentBlock' is not increasing since hour and 'highestBlock' keep on increasing. geth --testnet --rpc --cache=...
0
votes
1answer
114 views

Infura Request Limitations

Are there any official information about request limitations? I know for example that there is a limit for the amount of results in getLogs: https://infura.io/docs/ethereum/json-rpc/eth_getLogs ...
0
votes
1answer
39 views

How to get notification right after account has received eth by geth?

My server stores many accounts. How do i know when and what account has received eth or i have to check them manually one by one by looping many address to check the balance? account := common....
1
vote
1answer
138 views

How to check balance of a smart contract in Remix IDE Javascript VM?

I'm working on a smart contract that can hold some ETH. Currently, I'm unable to see what is its balance in the Remix IDE. I'm trying to use the console: I have access to web3 but how to check the ...
0
votes
1answer
50 views

How does Ethereum calculate balance for a new transaction if there are already unconfirmed transactions in the mempool?

Whenever a new transaction is made, it is added to the mempool and a miner will take these transactions from the pool and try to generate a block which contains this transaction. However, before ...
2
votes
1answer
117 views

How can an address on Etherscan have a balance of 0 ETH when I don't see any outgoing transactions?

I don't know why balance of the address is 0.
0
votes
1answer
60 views

Accounts not getting the balance right

I'm trying to get the balance of a set of accounts using Parity RPC and web3.eth.getBalance. The problem is that, some accounts are returning 0 even though they have balance. For instance: https://...
0
votes
1answer
30 views

If one gains 51% of network resources can he force drain the biggest wallet? [duplicate]

If one gains 51% of the network compute resources can he force drain the biggest wallet? How could he do it if he can keep that 51% advantage?
1
vote
2answers
275 views

OpenZeppelin Starting Balance

I believe that the openzeppelin project have updated their StandardToken smart contract which is now called ERC20.sol. One issue that I have is that the new smart contract has some missing ...
0
votes
4answers
917 views

API for ERC20 token balance - EtherScan

Is there any API for ERC20 token balance of an address for a particular contract?
1
vote
2answers
388 views

How to check Balance & send ERC721 Tokens

I have SPH ERC721 Tokens. How can I check balance like ERC20 and send ERC721 tokens token to Exchange or in other wallet ?
3
votes
1answer
93 views

Is it possible to to send out more ether than account has while compensating for it by another transaction in the same block

Is it possible to have the following scenario? Account A has 20 ether, account B has 20 ether In transaction 1. Account A sends 25 ether to account B In transaction 2. Account B sends 10 ether to ...
8
votes
1answer
790 views

Can a contract with no payable function have ether?

The question in the title says it all. To the best of my understanding, the only way to deposit ether into a contract is by calling a payable function, and set msg.value larger than 0 (and of course, ...
2
votes
0answers
70 views

parity json RPC eth_getBalance timeout on light mode

I have timeout problem with eth_getBalance on light mode enable on parity json-rpc. I have no problem with light mode disabled. Here my command on parity parity --chain ropsten --jsonrpc-apis all -...
2
votes
1answer
54 views

How do you calculate a wallet balance in the world of shards?

I have a general question about calculating account balances in the new world of sharding. In the Bitcoin blockchain, in order to accurately calculate someone's wallet balance, you have to analyze ...
1
vote
2answers
134 views

How does 0x0000000000000000000000000000000000000000 have over $1.5 trillion octillion octillion in tokens? [duplicate]

I looked up 0x0000000000000000000000000000000000000000 on Etherscan, and realized that the address holds a lot in ERC tokens. While the ETH balance (about 7,549 ETH or about $841,000) isn't abnormal, ...
1
vote
2answers
98 views

How to get balances of all the accounts(~1000) in Geth node?

How can I get the balance of all the accounts in my Go Ethereum node? I have about 1000 accounts and it is too slow to use eth_getBalance to get balance for each address. Are there any ways to use ...
1
vote
2answers
37 views

How can I create a contract to manage customer balances? [closed]

I want to implement something like this: Test conditions for making ethers transfers between accounts. 3 accounts I am having difficulty with the transfer functions.
0
votes
2answers
266 views

Trouble connecting to web3 1.0 through web browser using Infura.io

I am trying to connect to web3 1.0 through a web browser, I dont see much documentation for 1.0 though. This script says im connected but I think its the previous version as anytime I try and run a 1....
1
vote
1answer
24 views

Balance should not be zero on this address I suppose

for address https://ropsten.etherscan.io/address/0x00916c608868c68f4cd8bea6786ab40b24b55392 balance is shoving 0 but from transactions it should be little more than one ether I believe there is ...
1
vote
1answer
237 views

Calling and funding a payable function from existing contract balance [duplicate]

If smart contract A has a balance of 1 ETH, can I call a payable function on Contract B, from a function in Contract A, with a msg.value that would be effectively withdrawn from the balance of smart ...
0
votes
1answer
154 views

Testing balance of a contract

I'm trying to test the balance of the contract with truffle, but I'm obviously doing something wrong as the test passes. it("should check balance", function() { Lottery.deployed().then(function(...
0
votes
2answers
36 views

From where this Ether came from?

Let's have a look at this address on Etherscan: https://etherscan.io/address/0xfbe0aFcd7658BA86be41922059dD879C192D4c73 First transaction is a Smart Contract creation, that costs about 15 ETH. Can't ...
0
votes
1answer
663 views

The difference between msg.sender.balance and owner[msg.sender]

Hello everyone i have a code like: mapping(address => uint)owner; function show() view public returns(uint) { return owner[msg.sender]; //return msg.sender.balance; } in slodity and ...
1
vote
3answers
92 views

ERC-20 transferFrom implementation potential flaw…or not?

Let's say transferFrom function is implemented in a next manner: function transferFrom (address _from, address _to, uint256 _value) public returns (bool success) { uint256 spenderAllowance = ...
1
vote
1answer
296 views

Get a balance of an address at a certain block

We are facing a problem with the web3.eth.getBalance(address [, defaultBlock] [, callback]) ( here the doc ). The function works well for last block, or for a small number of blocks in the past, but ...
0
votes
1answer
52 views

How do I control users balances from an external contract?

I'm developing a blockchain project where I have two separate contracts, the ERC20 token contract and the Main one that contains the application logic. I need to be able to move users' tokens as I ...
0
votes
1answer
100 views

Unable to call ERC20's balanceOf() from another (ERC20)contract

I was managed to use transfer() function of the token from my contract, however, the balanceOf() function will only return 0. (or it seems on MyEtherWallet) I was testing a case where the smart ...
0
votes
0answers
31 views

What happens if the “balance” of the address which sends “address.transfer(amount) is ” zero "?

Consider the balance of the address that sends address.transfer(amount); to receive the amount is zero. For example we have following address with balance of zero: web3.eth.getBalance('0x123').then(...
1
vote
1answer
111 views

How to give a non-zero balance to a contract at time of deployment using Remix?

In case we want to deploy a contract by web3.js we can easily determine the balance of the contract at time of deployment as follows: const thisContract = new web3.eth.Contract(abi); thisContract....
1
vote
0answers
80 views

What is missing to make a successful payment between payer and recipient?

I tested both signing payment and signature verification that is implemented by JavaScript and EthereumJS here: And both of them (signing and verification) properly work, meaning that I am sure the ...
1
vote
1answer
1k views

How to get the balance of a contract using web3.js?

I have deployed a contract as follows and determined its balance to be 5000 wei (value: 5000): const thisContract = new web3.eth.Contract(abi); thisContract.deploy({ data: bytecode, ...
0
votes
1answer
51 views

Ethereum classic wallet is zero

I logged onto my ethereum classic wallet and the balance is zero. This is absolutely wrong. What do I need to do.
0
votes
1answer
257 views

eth.getBalance(<account>, <block>) returns “Error: missing trie node”

I have used --gcmode=archive to download all the state tries and eth.syncing returns false meaning my node is in sync. When I execute eth.getBalance for blocks closer to the current block I obtain the ...
0
votes
0answers
123 views

Is it possible to get account balances in --syncmode “fast”?

I want to get transaction details and account balance from Ethereum blockchain. The range of date is from genesis block to last mined. Is it possible to get these information from web3.js? Is it ...
2
votes
1answer
124 views

Can I rely on the fact that 'address(this).balance >= msg.value' is always true?

To my understanding, at the beginning of a payable function in a contract, an amount of msg.value ether is added to the contract's balance. Therefore, the expression address(this).balance >= msg....
0
votes
1answer
324 views

Deploying a contract with a “payable” constructor and including input parameters?

There is a useful Solidity contract HERE. However, there are two things at time of its deployment: (1) The first thing is the contract balance since its constructor is payable. (2) And the second ...
2
votes
1answer
952 views

Truffle test: How to test Ether transfer? Balance of specific account?

How is it possible to test if my contract actually transfers money to a specific account? function _transfer(address receiver_, uint256 payout) internal{ receiver_.transfer(payout); } Testing in ...
0
votes
1answer
232 views

How does Ethereum account state change? [duplicate]

Ethereum uses Accounts instead of UTXO (Bitcoin). I would like to know how does the ledger keep the account state (technical details if possible)? Does it modify the ledger (accounts) by incrementing ...
0
votes
1answer
24 views

If a malicious party attempts to close a Raiden payment channel with incorrect balances, can they steal the deposit?

If a malicious party attempts to close a Raiden payment channel with incorrect balances, can they steal the deposit if the other party doesn't respond? If they close the channel and transmit that ...
1
vote
0answers
27 views

Should I wait for sync to be 'finished' in 'syncmode=light' before I could check account balance OR transact using the account? [duplicate]

NOTE: I'm aware of another question, but, it's related to 'fast' syncmode, and mine is of 'light' syncmode. I'm running light node client for rinkeby using command: geth --rinkeby --rpc --rpcapi ...
1
vote
1answer
225 views

Why does web3.getBalance sometimes return old value?

Can anyone please explain the following issue? I have a pretty simple code to fetch ETH balance using the web3 JS library. It's something like the following: import Web3 form 'web3'; const web3 = ...
1
vote
1answer
49 views

The funds sent to the contract do not show the correct value on the side of the contributor.?

The question is not answered that's why I ask again. Can someone tell me and point out ( correct me) where the problem lies. Eth has been sent to the crowdsale contract successfully. BalanceOf and ...
0
votes
0answers
47 views

Why incorrect number of tokens are sent according to the current rate to the contributor.?

Token Contract https://ropsten.etherscan.io/address/0x6f5c43f62b4b18aa8ed37b42f2804f7049cbe0e9#code CrowdSale Contract https://ropsten.etherscan.io/address/0x9b94e1894abe2051e6e96bf1b57fe5d3adbbc5aa#...