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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.

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When I specify wallet in bitcoin.conf for testnet3, it gets ignored

I have a question about specifying wallet for testnet3. My bitcoin.conf file is located in the root of the Bitcoin folder with the line 'wallet = receiving.dat as well as testnet=1. Whenever I run '...
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1answer
93 views
+100

Recovery of a corrupted wallet

I have a very old wallet.dat that I've put into my .bitcoin folder. When trying to run bitcoind, the service stops giving the following error 2019-06-11T18:14:02Z Using wallet directory /home/nom/....
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0answers
41 views

How to sync my backed up wallet?

I backed up my wallet from computer A. restored the backup on computer B. then I spent some amount of bitcoin from computer A. Now my restored wallet on computer B shows the old balance which is ...
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1answer
27 views

Understanding default bitcoin wallet in bitcoind

I am new to block-chain, so please bear with my questions. I need to understand the basics of a bitcoin-wallet. So I have setup a bitcoin full node using bitcoind in running in testnet mode. As I ...
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38 views

wallet.dat from 2014 shown as empty with latest client 0.18

I have bitcoin wallet from 2014. I have saved it encrypted. Since then I haven't checked it, until now. I did sync the whole bitcoin block-chain and when copy my wallet.dat and re-scan wit the ...
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1answer
44 views

How can I import an address or public key into my wallet.dat file?

I have a wallet.dat with Bitcoin Address: 15iRTcgqBk1QNtr2gKkq2dUsm5nN25dSeN I want to delete this Bitcoin Address: 15iRTcgqBk1QNtr2gKkq2dUsm5nN25dSeN and add another Bitcoin Address How can I add ...
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0answers
57 views

Recovering wallet after formatting SSD

I am not exactly sure what I need to do and I do not want to accidentally overwrite my disk. I may have already done so. After searching my web history I have found the BTC address that my BTC is on ...
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0answers
32 views

How to remove password from encrypted wallet with password? [duplicate]

Without using dumpwallet nor dumpprivkey, is there a way to take an encrypted wallet and making it decrypted so it can be used without entering a password?
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1answer
23 views

Help: I want to configure wallet.dir to be saved on aws s3 instead of locally

I'm building bitcoin from source to add some functionality. The main reason is that I want to use AWS S3 to store my wallet.dat file (for security reasons) instead of being stored locally. Basically, ...
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1answer
40 views

Does bitcoind store timestamp at which private key was imported?

If we import a private key using bitcoin-cli importprivkey <key>, is there anyway to find out when the import was done? I am hoping a timestamp is included.
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1answer
76 views

old wallet.dat with only incoming tx from mining, now shows 0 coins even after rescan and all the transactions are there

I found an old wallet.dat it contained hundreds of transactions while i was mining. I've replaced the wallet.dat in a new Bitcoin Core wallet, rescanned, all the txid are showing but the amount of ...
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1answer
64 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 ...
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2answers
96 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
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0answers
46 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 ...
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0answers
87 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 ...
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2answers
467 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 ...
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1answer
78 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
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1answer
191 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
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1answer
60 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 ...
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0answers
191 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 ...
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2answers
52 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 ...
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1answer
406 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-...
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2answers
579 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 ...
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2answers
252 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. ...
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1answer
738 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 ...
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2answers
2k 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 ...
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1answer
43 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 ...
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1answer
95 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 ...
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1answer
679 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 ...
2
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1answer
437 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 ...
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0answers
72 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 ...
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0answers
73 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 ...
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0answers
384 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 ...
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1answer
468 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, ...
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1answer
450 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 ...
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1answer
315 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. ...
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1answer
571 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 ...
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1answer
532 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 ...
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1answer
18 views

Wallet backup in heterogenous environment

Can we restore a windows environment .dat backup file into linux environment?
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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 ...
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1answer
198 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 ...
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3answers
17k 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 ...
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1answer
576 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?
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1answer
198 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
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1answer
192 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
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1answer
82 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 ...
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2answers
447 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,...
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1answer
263 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 ...
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1answer
582 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 ...
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1answer
602 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? ...