Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [wallet.dat]

This tag should be used for questions regarding wallet.dat files. A wallet.dat is a file used by Bitcoin Core which stores private keys and other information necessary to spend Bitcoin.

-2
votes
0answers
51 views

Lost bitcoins. 100BTC Reward [closed]

Do anyone know how to solve this problem? Reward is 100BTC. I'm attaching question also to bitcoincore-developmen to find out if there are any solutions, which could already do something with this ...
0
votes
1answer
33 views

Is it possible that one knows how much BTC is in wallet.dat without knowing password?

Someone says that he or she wants to sell his or her wallet.dat which seems to contain a lot of BTC. He shows screenshot of wallet software containing many BTCs. He says that when I place wallet.dat ...
0
votes
2answers
51 views

Do wallets save a backup of my private keys and seed?

Let's say that I do not trust a lot in myself and my ability to not screw my computer, so also my private keys. Knowing the concept of wallet HD and having seeds to recover all your private keys ...
2
votes
0answers
28 views

How to load multiple wallet ? Proper way to handle multiple wallet like account wise wallet

I am trying understand the multiple wallet.I took the reference from this link What I want to do ? Right now in single wallet we can create multiple accounts and each accounts can have multiple ...
1
vote
0answers
22 views

Переустановка bitcoin core [closed]

После установки Биткойн ядро ​​на компьютер отправил на него немного монет, они были подтверждены сетью и отображались в балансе кошелька. Через некоторое время отправил еще монеты, используя тот же ...
0
votes
0answers
65 views

Wallet.dat brute-forcing [duplicate]

I have a friend who discovered that they had a wallet.dat from 2012 and remembered that they bought some bitcoins. It turns out they encrypted the wallet file and have forgot exactly what the password ...
1
vote
2answers
121 views

How to migrate bitcoin node from one computer to another

IN my old computer some addresses have bitcoin and it is showing on blockchain. When i am trying to get balance of the same addresses in my new computer where i have synced bitcoin full node ,I ...
1
vote
1answer
68 views

how to create web wallet for bitcoin

I want to create a web wallet for bitcoin in which anyone can create their account and do the transactions but my node allow me to create one desktop wallet only. so i am not getting how this ...
2
votes
1answer
132 views

Why is wallet.dat BerkeleyDB instead of LevelDB?

Why wasn't wallet.dat migrated to LevelDB? Is it because BerkeleyDB is better at [something] Backwards compatibility
0
votes
1answer
44 views

QT Client - Wallet.Dat - Vulnerable?

I recently took my BTC off my QT Core Client on my computer and got the coins onto my Ledger Nano S wallet fine. My question is if the Wallet.Dat file on my computer (from the QT client install) were ...
0
votes
0answers
99 views

Bitcoin core dump private key gives a wrong key which corresponds to a different bitcoin address [duplicate]

According to this and this stackexchange answer and so many other resources, I can get my wallet's private key by using the dumpprivkey command on the debug console of Bitcoin Core (Qt) and import it ...
0
votes
0answers
47 views

Wallet locked out despite correct password

I am facing a strange problem with my altcoin wallet based on litecoin. I am 100% sure my password is correct but wallet says "password is incorrect". My MacOSX Sierra system crashed few times due to ...
0
votes
2answers
43 views

What Happened 12/30/17 Last Recieved Transaction into Bitcoin Core Wallet

I have found a different receiving address within my wallet that is not mine... at least I did not create it. It seems to me that all of my transactions are now going to this new address instead of ...
0
votes
0answers
216 views

PYWallet Help? Trying To Recover 17 LiteCoin. Getting An Error. Spent WEEKS on this b4 asking :-)

So I made a mistake when I was new to Crypto. I used a Desktop Core wallet to store litecoin (17 of them). I somehow removed the program and deleted the wallet.dat file. The second I noticed I took ...
1
vote
1answer
249 views

Bitcoin Core Multi-wallet limit to 333 wallets

Bitcoin Core 0.15.1 has Multi wallets support: In the bitcoin.conf we can add multiple entries of: wallet=wallet-1.dat wallet=wallet-2.dat wallet=wallet-3.dat wallet=wallet-4.dat ... wallet=wallet-...
0
votes
2answers
404 views

Computer crashed, total reinstallation. Have wallet.dat but not private key

My computer crashed and I was using the Bitcoin Core/QT client (they're the same right)? I thought I had my public and private keys saved, but those keys are from my old Armory wallet. I don't think I ...
0
votes
2answers
197 views

old wallet.dat from 2013/14 with some btc not confirmed or in mempool

Found a wallet.dat from 2013/14 with some btc received from a pool as i did a bit of mining. 4 received transactions in latest bitcoin core wallet but 0 confirmations and says not in mempool. ...
0
votes
1answer
489 views

How can I make my old wallet.dat work in a newer client?

Im having trouble with my wallet.dat file in the old bitcoin qt client the blockchain won't update because the computer is old and outdated so I'm unable to send the bitcoins that I have in the wallet ...
0
votes
2answers
996 views

“wallet corrupt salvage failed” Error. Help with pywallet

I have an old wallet from 2013 with some BTC in it possibly. I have guesses for what the passphrase could be but not 100% sure on it. Everything I find online is to use pywallet but I unfortunately am ...
0
votes
1answer
40 views

Is it possible to recover coins after clicking on Reset Options button?

I use emercoin windows wallet - Emercoin Core version v0.6.3emc (64-bit) I clicked the button - Reset options. The app restarted, and balance changed to 0. The wallet was completely out of sync ...
-1
votes
1answer
80 views

Bitcoin Recovery Email or Hard Drive

I received 100 bitcoins from a donor around 2009 but do not remember name of donor, their email address or password etc to recover the bitcoins! Any suggestions or advice? I am seeking someone to ...
0
votes
1answer
563 views

Trying to open an old bitcoin core wallet.dat file fails

I am trying to open an old (~2012) bitcoin core wallet.dat with a bitcoin.com wallet, and it says that my password is incorrect, although it works great on my bitcoin core wallet. Was there any ...
0
votes
0answers
32 views

What's the best way run nodes that can be quickly replicated?

I run an online gambling website that lets users send bitcoin to addresses I generate for them (on a node server, interacting over the REST API of Bitcoin Core). My concern is, if my production node ...
0
votes
0answers
101 views

Wallet encrypted in old version, not accepting password

bit of a multi point question this I have a wallet from 2013, encrypted with bitcoin qt, i've opened it in bitcoin core, but cant un-encrypt it. I'm sure I have the right pw, but it keeps saying ...
0
votes
0answers
273 views

Can I restore from a wallet.dat file without downloading the blockchain (iOS)? [duplicate]

My Qt-wallet crashed, so now all I have is my wallet.dat file. Is there a way to upload that to an online wallet so I don't have to download the entire blockchain again? I'm worried that will take too ...
0
votes
0answers
130 views

Old backup litecoin shows no balance or pending but transaction with Status: 0/unconfirmed, not in memory pool

I mined litecoin years ago, and now I just loaded my dat file to find that it doesn't show a balance, just a transaction that is unconfirmed. Status says: 0/unconfirmed, not in memory pool. Is there ...
2
votes
1answer
306 views

Does bitcoind (as of 0.15) support BIP39 mnemonic phrase for wallets?

Can bitcoind print out a BIP39 seed phrase to backup the wallet? Can I import a BIP39 seed phrase (from, for example, Breadwallet on iOS)into bitcoind? I know bitcoind wallets have been BIP32 format ...
0
votes
0answers
66 views

Using Bitcoin Core on Ubuntu. How to claim BCH & BTG while keeping whole BTC blockchain? [duplicate]

I'm using the Bitcoin Core client on Ubuntu. I've got the whole ~170GB blockchain on my hard drive. I'd like to be able to claim my BCH and BTG while preserving that blockchain, though if I don't ...
0
votes
0answers
68 views

I know I have a Bitcoin because BlockchainInfo says so… But loading wallet.dat into Core does nothing!

Is it possible the file is corrupt? The file size is 96kb. I just spend 2 weeks downloading Bitcoin Core, and when I replaced the wallet file in there with the wallet.dat file I saved on my computer a ...
0
votes
0answers
129 views

QT Core wallet. Will earlier passphrases still work with their corresponding backup?

Bitcoin QT and Bitcoin Core Wallet question regarding chronology of backups with differing passphrases. I have a chronological series of backups with differing passphrases. When loading an earlier ...
1
vote
0answers
306 views

can i find my wallet address without opening bitcoin core qt

I havent ran bitcoin core qt for 4 years. And now the program wont run, just says bitcoin qt quit unexpectedly. A: How can i check my bitcoin address and balance B: How can i get the program working ...
1
vote
1answer
379 views

wallet.dat size in Bitcoin Core

Just created a new wallet using Bitcoin Core v0.15.1 (Windows x64), encrypted it with a password, and created one receiving address. The size of this wallet is 1 Mb. In comparison, my old wallet, ...
0
votes
1answer
362 views

How do I transfer bitpay wallet from one machine to another (PC or oth. type of device)

I have a new PC that I want to host my bitpay wallet on, so I need to migrate it from the current machine. I did a superficial search on the current machine for *wallet.dat* file in my C: drive w/ dir ...
1
vote
1answer
211 views

Migrate from Bitcoin Core Wallet to somewhere else before sync completed

I created a Bitcoin wallet yesterday using Bitcoin Core Wallet application and bought some bitcoin via buy.bitcoin.com to the address mentioned in File>Recieving Address in my Bitcoin Core Wallet. ...
1
vote
1answer
498 views

Can I retrieve missing Bitcoins that failed to process as Wallet is corrupt?

I have been using an old wallet until last year - Bitcoin Version v0.8.5-beta. QT Version 4.8.3. I stopped using it as it has become corrupt. I had made several transactions that were not successful ...
0
votes
1answer
456 views

What is saved in wallet.dat exactly? [duplicate]

As I know, wallet.dat saves all related data for a bitcoin wallet. However, I don't understand what precisely is saved in the wallet.dat. I think it must contain several private keys. Does it also ...
1
vote
1answer
18 views

Wallet backup in heterogenous environment

Can we restore a windows environment .dat backup file into linux environment?
0
votes
1answer
1k views

How do I get my Bitcoin Core to rescan for a different wallet.dat file on OSX?

I have an old wallet.dat file that I have backed up and I have already replaced the new wallet.dat, which had no btc on it with the old one, which does. I have tried to enter the command for the ...
-1
votes
1answer
161 views

My Wallet file got erased and I had a transaction done. Can I recover those bitcoins with transaction ID?

I am a first time user I had gotten a transaction done before but my pc suffered systwem failure and I had to reinstall windows, obviously had to reinstall my bitcoin wallet software, but I had some ...
2
votes
3answers
14k views

opening an old wallet.dat

I had about $8 USD worth of bitcoin in a wallet, and I backed up the wallet.dat to my dropbox. According to the modified date of the file this was in April 2013, so it was probaby from bitcoin qt ...
1
vote
1answer
539 views

What happens to wallet.dat if I uninstall and re-install on Windows Bitcoin desktop client?

If I uninstall Bitcoin Core desktop client, what happens to the wallet.dat? Is this erased or left in place? If I install Bitcore Core desktop again, does my wallet.dat get overwritten?
0
votes
1answer
168 views

Dogecoin: No wallet has been loaded

I downloaded many [X] core software, including Bitcoin, Litecoin and others, and they all worked fine, except for Dogecoin Core. It keeps saying "No wallet has been loaded". There was a wallet.dat ...
2
votes
1answer
163 views

Problem with my bitcoin wallet

In the distant 2013 I tried to deal with mining. At that time it was much easier than it is now. I downloaded the official program (the version I did not remember), installed it on my computer with a ...
2
votes
1answer
74 views

Can a core wallet coinbase-transaction (generation transaction) be moved intact to a net new core wallet?

Can a core wallet coinbase-transaction (generation transaction) be moved intact to a net new core wallet? Wanting to go through cautious steps to claim BCH but, I hear a BTC coinbase-transaction when ...
1
vote
2answers
349 views

Deleted/Can' Find Wallet

I bought and used bitcoins 5-6 years ago through a machine (paid cash) in a bank here in Australia, I had a wallet/dat.file on my Mac Desktop that I think has been deleted well at last I can't find it,...
0
votes
1answer
182 views

After generating my own private key, what's the proper way to add it to official wallet software?

I've got some Go code that successfully generates private keys and vanity addresses as described by the wiki. So I have all the parameters around the private key but I'm not sure what to do with that ...
0
votes
1answer
522 views

how to recover a wallet from crashed bitcoin core

I was synchronising for the first time bitcoin core on Mac OSX. During this never ending process I had the brilliant idea to send some BTC to my wallet from my Kraken account. At some point the app ...
0
votes
1answer
486 views

View recovered wallet.dat contents without sync?

After recovering a wallet.dat file, and replacing the default wallet.dat file Bitcoin-Core created after a fresh install, should I be seeing the amount of BTC in the wallet even before a full sync? ...
1
vote
0answers
210 views

I have an issue with my wallet. it is giving me fatal error

Sorry to ask it here because I can not find a better place.. This question is related to my Dogecoin wallet ... I accumulated some dogecoin in the past, but I have not been able to recover them for ...
1
vote
0answers
1k views

Old (2010) Wallet - Can't figure out best and safest way to extract

The following is based on my very limited understanding of the software involved in Bitcoin (I have a reasonable understanding of the structure of Bitcoin itself at a high level). I read an article ...