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Questions tagged [bcoin]

bcoin is a Bitcoin fullnode implementation written in JavaScript.

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Sample code to transfer funds using bcoin [closed]

I am new to bitcoin world. I wanted to get a sample code to transfer bitcoins from one bitcoin account to another using javascript and bcoin. The inputs are sender's private key and address, receiver'...
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39 views

Bcoin: Trouble With bitnodes Help!

Hi i got a trouble on my bcoin node and im very confused i followed the instruction on this page .http://bcoin.io/guides/install-linux.html. but when im going to verify my node in bitnodes it gives me ...
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1answer
52 views

How to get balance history of a bitcoin address using BCOIN node

Is there any way to get history balance of an address. Balance is unspent transaction outputs (UTXOs). I am using BCOIN node. Bcoin has given a API for /coin/address/:address but it is giving ...
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1answer
68 views

How to make a persistent SPV wallet? (bcoin)

I created a wallet on a SPV node. The wallet is initialized from a mnemonic. After receiving some transactions, the wallet's balance looks like: { account: -1, tx: 3, coin: 3, unconfirmed: 136300, ...
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1answer
61 views

does bcoin support simplified payment verification (SPV)?

Does bcoin support simplified payment verification (SPV)? I can't seem to find anything about it online
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18 views

unable to run bcoin on browser on ubuntu 14.04

I am getting the error of bcoin.js and bcoin-worker.js is not found in browser folder so thats why it is not running in the browser.
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1answer
69 views

Bcoin wallet always has unconfirmed balance

I have locally running bcoin node in testnet and acquired test bitcoins through faucet. Now, when calling balance check via bcoin cli wallet balance (when synchronization completed) I always receiving ...
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0answers
303 views

Bcoin node and testnet faucet

I started bcoin in daemon mode (s I understand it is the same as full-node) with specifying network: testnet. As I understand it connected to the world-wide testnet. Now I want to get some test BTC. ...
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1answer
74 views

Is it possible to alter the source code and still have a valid Bitcoin transaction?

Say I wanted to run an alternative version of Bitcoin, and I changed 1 line in the bitcoin source code. Is the signature/hash of the completed transaction going be the same or different when I run ...
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1answer
387 views

How do I spend a non-standard P2SH transaction

I was sent a P2SH puzzle address. I have solved the puzzle, which is to say I have created a script that matches the hash, and I know what to put on the stack before the script. Sadly, what I am ...
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2answers
78 views

Error: Unknown network starting a bcoin node

Getting an error Unknown Network running a bcoin node, but I'm not sure what's causing it since I'm defining the network very quickly. Error Message: (node:10579) UnhandledPromiseRejectionWarning: ...
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0answers
38 views

How did a non-wallet transaction get in a Bcoin wallet

I'm looking at someone's Bcoin wallet, trying to understand why it shows the wrong balance. When I view the wallet transaction history using cli wallet history I see in the list a transaction that ...
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1answer
383 views

Default http port for lcoin?

What is the default http port that lcoin listens on? bcoin listens on port 18332 for http by default, however lcoin documentation links only point to bcoin doc links
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1answer
166 views

How to import Multibit HD Wallet in bcoin?

I created a wallet using Multibit HD and noted the mnemonic. I sent some money to an address that showed up in Multibit HD. Worked fine. Transaktions are displayed and balance is adjusted. Can be ...
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1answer
234 views

bcoin chainldb Resource Temporarily unavailable

I'm trying to run a script that retrieves transactions from the blockchain. When I run the script though I get the following error: Error: IO error: lock /home/bucko/.bcoin/testnet/chain.ldb/LOCK: ...
2
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1answer
151 views

Bcoin - chain database location

'use strict'; const Chain = require('bcoin/lib/blockchain/chain'); const chain = new Chain({ network: 'main' }); (async () => { await chain.open(); console.log(chain.tip); })(); The ...
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1answer
1k views

How do I remove Wallet from Bcoin?

I'm playing with bcoin cli and created lots of wallets. Is there any way to remove wallet via WalletDB Api?
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1answer
163 views

Bcoin - Database backend not found

/root/BCoin/node_modules/bcoin/lib/db/backends.js:16 throw new Error('Database backend "' + name + '" not found.'); ^ Error: Database backend "leveldown" not found. at Object.get (/root/...
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1answer
218 views

How do I get transactions from the Bitcoin Blockchain with bcoin?

Is this possible with bcoin? Do I need a full node to get transactions or does it work with an SPV?
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1answer
100 views

Resyncing bcoin brings up database version error

I was resyncing my bcoin node and got the following error: Error: Warning: Your database does not match the current database version. This is likely because the database layout or serialization ...