Questions tagged [bitcoin-wallet-app]

Bitcoin Wallet is an open source client that gives you full control over your money and does not rely on any central services to operate. It is available for Android and BlackBerry OS, support for Chrome OS is planned.

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When develop a mobile cryptocurrency wallet, is there any good practice to store private key?

As i know, some wallet like electrum store private keys in client filesystem with encrypted and other web wallet like ether metamask store it on browser storage. And in the mobile wallet, is there any ...
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I cann't send BTC on wallet Blockchain

When I try to send BTC i get error: BitcoindException(super=com.neemre.btcdcli4j.core.BitcoindException: Error #-26: 66: mempool min fee not met, code=-26). My wallet is on blockchain.info, I set ...
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My btc to refill my cardrockcafe was never recieved

I send 0.007 btc to the following address : 18pdflGW7Mz6KqXFTjX7bg7Ta3grhMCJYK. BUT THEY never received it.but my btc account is been deducted that amount.can u pls check into that and tell me what ...
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C++ Proofofworklimit to bitcoinj util.DecodeCompactBits

What is equivalent bitcoinj util.DecodeCompactBits for below c++. Cbignum(~uint256(0) >>32) Cbignum(~uint256(0) >>20) Cbignum(~uint256(0) >>23) Cbignum(~uint256(0) >>22)
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Bitcoin wallet on smart phone drains battery a lot?

I downloaded Android Bitcoin Wallet (version 6.17) on my android phone, and realized that the app drains battery a lot. The system showed 40% of battery was used to the wallet. Does anyone have same ...
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392 views

How can I technically find my private key for bitcoin wallet address (Blockchain) that has been used before?

So I really made a mistake by importing address without knowing I will be asked for a private key later since that address is watch-only. Seems like this address has already been used before on my ...
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571 views

cant send btc, Uneconomical UTXO requested

Im trying to send btc worth of 2$ and i keep getting message "Uneconomical UTXO requested [type: 1 (limit 46629), txOut.val: 38546, required: 83847]" i even tried sending 1$ but its still the same can ...
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177 views

Why doesn't Bitcoin-core Wallet app transmit payment?

Why doesn't Bitcoin-core Wallet app transmit payment? Bitcoin-core Wallet app no delivery transaction. From the 18th of March to the date Bitcoin-core Wallet app retains my satoshis with the message ...
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1answer
88 views

Are Bitcoin wallet apps on iOS truly decentralised

The only offering for p2p support on iOS that I’m aware of is the MultipeerConnectivity framework. Based on its documentation, it only seems to support nearby devices (ref: https://developer.apple.com/...
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177 views

problem in imported address

I have $10 at my address. I only imported that address in my other wallet, but it shows the balance of $0 and no past transactions. I tried my balance address of $18 and the same zero balance is shown ...
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675 views

How to recover my funds from electrum wallet with privatekey and redeem script?

Hey I think I know the answer already and I kinda screwed up I think I just want to verify. so I send BTC to my electrum wallet and I forgot the seed. I could not find it. but I have the private key ...
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231 views

Watch only Wallet help

i need help. I'm totally New with bitcoin. Last time i would buy something and when i pay i've got an sms-code for bitcoins with that i've to make the pay. I send this to a watch only Wallet. But that ...
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561 views

BitcoinJ : Balance and Transaction are not showing in wallet after restoring wallet from MnemonicCode

I have created a wallet with the help of WalletAppKit on Android and did some transaction in it. Now what I try to do is, restoring that wallet from mnemonic code (BIP39). It also returns the Wallet ...
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190 views

Bitcoin Wallet for Android - permission denied decrypting the wallet backup file using OpenSSL

I've followed the advice found on the https://github.com/bitcoin-wallet/bitcoin-wallet/blob/master/wallet/README.recover.md, but I'm having issues decrypted a wallet backup file When I run below line ...
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258 views

How to send Ethereum from a “paper wallet address” to another address using an API?

I have an "Ethereum Paper Wallet Address" and this address has $5 USD amount of Ethereum. I want to transfer that ether to another Ethereum address using an API. Please let me know if any more ...
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Lost Exchange Account

I transferred some bitcoin from my coinbase account to another exchange to purchase some ethereum. At that time coinbase did not have ethereum. However, I do not remember the exchange that I used. ...
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How to Decry-pt encrypted BTC private key

I have public key and Encrypted Private key. I need to decrypt the private key or find the password. I need your help to do this. Thanks all