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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46 views

Schildbach Wallet complains: not enough mBTC for transation

this app was shown to me by a friend. now wanted to test it, so send some BTC into the wallet-app some time ago. that worked. now got 46.94€ worth of mBTC ("An mBTC, or MilliBitcoin, is ...
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How can I brute force guess the passphrase for a Bitcoin Wallet (Andreas Schildbach) backup file?

I have a 2013-2014 240-byte wallet backup file from Bitcoin Wallet (by )Andreas Schildbach). How can I use hashcat or similar to brute force guess the wallet encryption phrase?
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1answer
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Lost wallet problem: I have a 240 byte file from a 2013 wallet. Can I access bitcoin with this?

I lost the device with my Android Bitcoin Wallet late 2013. At the time, I had stored a 'wallet backup' file. It has no extension, is 240 bytes, and begins with 'U'. With only that file, is it ...
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Importing bitcoinj mnemonic into electrum or deriving private keys from mnemonic

I am having a really hard time backing up my bitcoinj mnemonic and importing it somewhere else. I am backing up the mnemonic like so: Wallet wallet = Wallet.createDeterministic(params, Script....
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112 views

Private key to WIF process

I have a private key for a storage bitcoin wallet (there's not much in there I'm just testing methods) but it is in private key form and to import it to my main wallet I need to convert it into WIF. ...
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1answer
76 views

How to see highest available block number in “Bitcoin Wallet” app for Android (Schildbach wallet)?

If I have downloaded the "Bitcoin Wallet" by "Bitcoin Wallet Developers" (Schildbach wallet) onto an Android phone from the Google Play store, how can I see the latest block number ...
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1answer
177 views

30 months of history, and 50GB of data?

I had installed bitcoin-wallet app on an old phone a couple of years ago, just out of curiosity about bitcoin. I obtained somehow a teeny amount of bitcoin, .0017xxxx anyway, I installed the app on a ...
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318 views

How to generate sub addresses belonging to one private key

We're creating a platform to buy/sell Bitcoin. We need to generate a new child address for each customer allowing them to receive Bitcoin. But all incoming Bitcoins should be stored in our main ...
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2answers
598 views

Why is my bitcoin wallet keep telling me: there was a problem sending your transaction uneconomical UTXO requested

That is what I keep receiving when I try to sent my bitcoin to another wallet address ...
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2answers
424 views

Bitcoin address generation and UTXO scanning

I'm developing bitcoin payment processing application. I've two question to ask: In each bip32 address, How much UTXO each address should have to consider generating new address to avoid address re-...
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929 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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288 views

Why doesn't “Bitcoin Wallet” app for Android transmit payment?

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

How to sweep a bc1… bitcoin segwit address using a mobile app?

I have a bitcoin private key with some money on the segwit bc1 address, but when I try to sweep this private key using mycellium android wallet, it shows up as a 3... address. What other mobile app ...
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1answer
79 views

Is it safe to store user's secure pass-code in database with encrypted form while creating bitcoin wallet?

I would like to create a Bitcoin Wallet. Part of the process is to store public and private keys in encrypted form in server database. All keys I am storing is encrypted using user's passcode. 1) ...
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1answer
207 views

Changed address

My address has changed but I'm showing 0.00mbtc. when I lookup the information on Blockchain it confirms 0.00 but then States the address has yet to be used on the network. I'm confused, please help.
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1answer
454 views

LN channel lnd + android wallet problem

I am running LN node powered by lnd. Also I have installed on my phone a LN app - Bitcoin Lightning Wallet. I opened a channel from mobile app to lnd node sucessfully (many confirmations), but I ...
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1answer
238 views

How to send bitcoin programatically using API? Bitcoin Transaction. (Without Setting Node) [closed]

Want to send BTC from one address to another address without using JSON-RPC. Followed and used: https://bitcore.io/api/ https://www.npmjs.com/package/bitcoin-transaction/v/1.1.1 2nd:bitcoin-...
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How to estimate/get network fees via blockchain.info API?

I am using blockchain.info API to send payments. but i need to know that what will I be charged by the network. So any way to get the network fee with specific amount to sent.. or how to generate it ...
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1answer
263 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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3answers
807 views

How to derive segwit addresses from an extended public key?

I tried to use the following code: DeterministicKey key = DeterministicKey.deserializeB58(null , "xpub...", MAINNET); DeterministicHierarchy hierarchy = new DeterministicHierarchy(key) ; ...
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1answer
219 views

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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202 views

Installing app on new phone

I may have to get a new phone very soon. When I install Copay on the new phone how do I log in to access my account? Currently on the phone I have it is permanently logged in. I see no option to ...
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1answer
222 views

Transaction do not shows up in my android wallet

I have an incoming transaction that didn't show up in my android wallet [here is the txid[1 I tried to re-sync the wallet and the transaction is still missing! I noticed you use blockexplorer.com as ...
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1answer
424 views

Pending BTC transaction for more than 30 hours [duplicate]

I have made a transaction 0.0387621 BTC yesterday, its been more than 30 hrs, the transaction is still in pending status. I have put the right address and BTC value (excluding the token charges). ...
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1answer
459 views

Copying an old private key (from 2011) into Electrum: any risks?

I have an old phone, with a version of the Bitcoin wallet from 2011. It has a few satoshis in it, which are now worth enough to be worth recovering. However, the phone can't connect to the Internet. ...
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1answer
98 views

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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1answer
197 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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58 views

Where is the rest of my bitcoin? [duplicate]

I sent bitcoin from one of my wallets to another wallet using one address (output) then this is what I got only a fraction of my bitcoin the bigger amount went to another unknown address to me https:...
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1k views

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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I sent a BTC to a BCH/BCC address. I have the key for the BCH/BCC account,how to retrieve? [duplicate]

So, I read a similar thread in which a person transferred their BTC to a BCH account and people suggested that it could be retrieved if they have the key to the BCH account. I have the key to the ...
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244 views

Can I lock a transaction from being used until a particular condition is met

I plan to open an ecommerce website from which I will accept BTC as payment. However users dont want to pay with BTC without getting the goods since my site is just starting up. What are the options I ...
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432 views

Can I move my BTC back into an exchange and still collect BTG?

I'm new to all this, I exported my private key from my wallet (Exodus) but I don't know how any of this works. I'm just confused on how the private key works, wont the key be invalid if my BTC amount ...
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232 views

“request coins” address is different to top right qr code

Bitcoin wallet app (android app). I'm familiar with how an Hierarchical Deterministic wallet generates addresses, but I'm confused by the ever changing address of "receive coins" button in the bottom ...
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766 views

How to claim bitcoin cash for Bitcoin Wallet backup created before 1st August2017? [closed]

I use this bitcoin wallet for android for my bitcoins.. I had created backup well before 1st August 2017 from Safety>>Backup My Wallet.. The backup is encrypted with name bitcoin-wallet-backup-2017-...
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3answers
770 views

What went wrong transferring my BCC out of Bitcoin Wallet?

On the day of the fork, I had my BTC in Bitcoin Wallet on Android. I sent my BTC to a new wallet. I then made a backup of my old wallet, moved it to my computer, and decrypted it using openssl enc -d -...
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1answer
840 views

Bitcoin Wallet for Android - Issues decrypting the wallet backup BIN file using OpenSSL

I've followed the advice found here and also on the Github article linked from that post, but I'm still having issues decrypted a wallet backup using the latest version of Bitcoin Wallet on Android (...
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1answer
213 views

Does bitcoin-wallet support BIP148

Does anyone know if bitcoin-wallet on Andriod (https://github.com/bitcoin-wallet/bitcoin-wallet) supports BIP148? I've been Googling and checked their GitHub page but I can't find BIP148 mentioned ...
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392 views

I'm working to add multiwallet support to Bitcoin Wallet App, but now the balance is no longer updating

I work with a bitcoin wallet app and the UI looks, When I select an address from the dropdown menu and would press the balance or the transaction buttons, they should open in the new page and show ...
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1answer
3k views

Why bitcoins not reflected in bitcoin wallet after being transferred from Web based wallet to its address even after ten confirmation?

[] 1I have purchased bitcoins worth 12$ using localbitcoins.com and send it to my wallet address(bitcoin developers). In blockchain.info it is showing it has ten confirmations yet it is not being ...
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1answer
1k views

Is it possible to delete received or sent transaction in your mobile btc wallet

Please help me to delete transactions from my wallet. I looked everywhere and cant find any help
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1k views

Which wallet libraries officially intend to use Bech32 addresses, and will the addresses generated by them be compatible?

I use several bitcoin wallets, and I would like to try Bech32 addresses when they come out. I initially thought to make a GitHub issue for Greenbits, but it seemed more appropriate to just ask such a ...
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0answers
150 views

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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2answers
426 views

bitcoins not arrived to the receiver

Please help me i don't know what do to. My friend installed the app and i sent him a payment using the address given by the app without knowing the address is changeable. I sent the bitcoins to this ...
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1answer
2k views

How do I reduce the Bitcoin transaction fee?

I am using Bitcoin Wallet v5.09-v5.10 on Android 6.0.1. Is there a way to lower the Bitcoin transaction fee?
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3answers
2k views

What bitcoin wallets support bip32 extended public key export?

I'm looking for a bitcoin wallet, that can export an extended public key. I want to put that key on a server, generate a chain of addresses and receive bitcoins, and be sure, that my bitcoins are safe ...
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2answers
452 views

How to access bitcoin wallet on an android that became unresponsive?

My Galaxy S4 mini suddenly stopped working for no apparent reason. It won't turn on via any recommended action or new battery, recovery software from the laptop can't seem to connect as a result. I ...
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2answers
482 views

how do i programmatically find out whether this phone has a wallet with at least a certain arbitrary amount of bitcoin in it?

the use case is: i have a bitcoin-aware app A, which would then like to trigger a bitcoin payment request to be executed by an on-phone bitcoin wallet via the BIB20/bitcoin: URL mechanism. Rather ...
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2answers
352 views

What would happen to my bitcoins?

I have a Bitcoin wallet for android and I would like to know what happens if I back up the wallet and restore it in other phone. Will I be able to use the bitcoins in both devices? Thanks in advance
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Why doesn't the Bitcoin Wallet mobile app require the whole blockchain? [duplicate]

I use the Bitcoin-Core on PC, where it starts by downloading the whole blockchain, before one can use the wallet. Why doesn't it require to download the blockchain in case of the mobile app?