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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.

47 questions with no upvoted or accepted answers
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2k views

Format of mkey field in encrypted wallet.dat file

I am writing a C++ application to scour large files (typically disk images) for wallet.dat files, with the intention of recovering the private keys. At the moment I am struggling the data contained ...
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296 views

Transferring wallet.dat from PC to Raspberry PI

I have the Stratis QT sofware running on my computer. I also have a working version of stratisd running on a raspberry pi, which I set up following this tutorial If I try to swap my wallet.dat on my ...
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41 views

How to split a Bitcoin Core wallet

I have an 'omnibus' wallet.dat which holds balances for multiple parties which I would like to disentangle and split. The UTXOs are not blended, each UTXO is owned by a given party in whole and there ...
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148 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 ...
2
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1answer
1k 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
613 views

Problems restoring wallet

First of all .. yes im stupid. Now .. I had some BTC a few years ago. Thought I had kept it safe, now I seem to have reinstalled the OS on that PC and wiped profile folder. I looked around for a ...
2
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0answers
2k views

Extract private keys from litecoin-qt wallet.dat file

I used litecoin-qt back in 2014, and used the backup feature, which gave me a wallet.dat file... Now i want to extract the private key from the wallet.dat file so it can be used in electrum. I do not ...
2
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0answers
729 views

Import OLD wallet.dat to new Bitcoin core

i made a wallet.dat backup in an old version of bitcoin qt. The mac where i had wallet is dead. In other mac with the last version of bitcoin core when i try to replace the wallet.dat the app crushes. ...
2
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0answers
2k views

Importing a backed-up encrypted wallet.dat

I have bitcoin-qt-0.8.1-beta installed on a computer. I also have another computer in which I'd like to share the same wallet. First, for backup purposes, I have exported the wallet into a backup ...
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44 views

How can I transfer unconfirmed transactions from wallet.dat to a new blockchain wallet

My question may not be very clear since I’m not really an expert in bitcoin and its technology. But in my possession I have just a wallet.dat files with an unconfirmed transaction on it. I followed a ...
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0answers
41 views

I got a wallet. dat file, how do I transfer the bitcoin into a new wallet

I have just a wallet.dat files with an unconfirmed transaction on it, can’t remember the backup paraphrase. I linked the wallet.dat in bitcoin core, got the wallet I’d where I check and it shows the ...
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2answers
53 views

Can I find the address of my Bitcoin in the debug.log file?

I cannot download the entire block chain (I’ve tried four times now and failed) so I can’t replace my encrypted old wallet.dat file into the blockchain and do the rescan to check my coin balance. My ...
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1answer
23 views

Search and delete bitcoin core and other related files to reduce attack surface

Do we have any option in Bitcoin Core to search files used by it? Or any option to delete all such files? Are all important files deleted when uninstalling Bitcoin Core? Should we remove such files ...
1
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1answer
77 views

What possible explanation could there be that Bitcoin Core on Linux Mint claims to but does not save the wallet backups?

Linux Mint. Bitcoin Core 0.21.0. I go to "File" and "Backup wallet", then select any location. I've tried with /home/a and /tmp and others. Every time, Bitcoin Core says that the ...
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0answers
103 views

Are there online cryptowallets where I can upload my wallet.dat to get my balance?

I have some wallet.dat files from the time I was fiddling with cryptocurrencies years ago. Tried to open them using the wallet clients of each one, they load, but I have to download (and process?) ...
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0answers
693 views

Bitcoin Private Key Decryption

At present, I have dumped my wallet and have all private key, address information. I am now wanting to understand the decryption process for the private keys within the wallet. I have completed the ...
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0answers
423 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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375 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 ...
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0answers
3k 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 ...
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0answers
2k views

How to dump all private key from wallet.dat (walletversion > 130000)?

I tried to use pywallet and it can't dump all of the wallet's private keys. When I send 10 transactions & decode raw transactions, I will get 10 new addresses, but I can't dump all of the private ...
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0answers
76 views

Bitcoind writes complete wallet.dat regularly which is a problem, what can i do?

i have troubles with my system, using iotop i identified bitcoind as the source of problems. I am running bitcoind of bitcoin-0.10.0-linux32 and am using the RPC calls of bitcoind. My wallet file is ...
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55 views

can we create subjective trading platform using bitcoin and smart contract where payments are taken in stages?

Is it possible to create a subjective trading system (for eg: second hand goods like laptops, television cell phones etc) using concepts of bitcoins and smart contracts. Payments on the system would ...
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0answers
2k views

Sent bitcoins to my unencrypted wallet and encrypted the wallet before file synced, is there any way i can get them back?

Thanks in advance for any light you can shed on my problem.. I think I sent bitcoins from an online wallet to my offline wallet BitcoinQT(0.81) in august. The transaction has been confirmed, but not ...
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45 views

How to quickly find out if wallet.dat has balance

I have some old wallets (wallet.dat) on my PC, but I do not remember if they have still balance, I do not even know if the wallets are from bitcoin or bitcoin cash. One working way would probably be: ...
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1answer
160 views

how do i brute force my wallet.dat to get my private key

i am not really a computer programmer, but i want to get my private key from my wallet.dat, i have just the wallet.dat file and the public address where the bitcion was send. From my previous ...
0
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1answer
30 views

How to implement multiple wallet folders located out of the bitcoin blockchain folder?

After substantial research I could not find any solution for this seemingly simple implementation of the Bitcoin-Core app. Here is what I am trying to achieve: Running a full node on one computer ...
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0answers
48 views

How to move wallet.dat from Bitcoin Core into Electrum?

I've got a wallet.dat file from Bitcoin Core and I'd like to move that into electrum because I can't open Bitcoin Core as the syncing process takes forever and eventually fails. I also read that ...
0
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0answers
32 views

При подмене wallet.dat ничего не происходит клиентbitcoin core

Good afternoon, I change the wallet.dat folder and nothing happens, opens the wallet and just offers to create a wallet. reinstall the program all the same
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0answers
80 views

Old wallet.dat from 2016 with some btc not confirmed or in mempool

So I backed up a my bitcoin core wallet on an external drive back in 2016 and installed a new OS. I didn't really check on the wallet until recently and am having a bit of trouble getting the coins ...
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0answers
33 views

Are there any privacy benefits in using a separate wallet in Bitcoin Core to “separate” myself from my service?

I currently run Bitcoin Core with the following wallets loaded in: hot.dat. Contains the smallest possible sum of Bitcoin. Unencrypted and used by myself for various personal Bitcoin purchases, and I ...
0
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0answers
37 views

Bitcoin.text into Electrum issue with “0014” addresses

I am currently retrieving an old wallet. Which may have recieved btc from another wallet from around 2012/Be the old wallet. While copying in to Electrum to create a new wallet using Import bitcoin ...
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2answers
63 views

Is there a risk in entering my Bitcoin-Core wallet passphrase, if it's for sending all my available balance and never using that wallet again?

I have Bitcoin-Core wallet.dat with a single address and a small amount of bitcoins in it. Say I want to send all the available bitcoins I have, and then never use that wallet again. Can I use an ...
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0answers
90 views

Can I obtain my bitcoin wallet files back from my HDD from the old OS?

So i guess now its good time again to give my lost wallet files another attempt. I'm an idiot for doing such a thing but then I heard perhaps I can unformat my HDD and retrieve my files back. I ...
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64 views

New Bitcoin Core installation. Wallet overwritten?

I have a really old wallet which I recall had a tiny fraction of a bitcoin and I just was wondering if it was worth anything. I installed the newest version of bitcoin core in my old directory but I ...
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1answer
493 views

Can I Replace An Old Wallet.dat File In Bitcoin Core Before It Fully Syncs?

I have an older wallet.dat file I'm trying to re-open in the latest Bitcoin Core version (0.20.1). Once I replace the empty wallet.dat file with the older one: Do I need to wait for the entire ...
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84 views

corruped wallet.dat / Nversion / bitcoin 0.20.0/ pywallet or other… LILTLE Reward?

Good morning all I introduce myself dydy94 ... I am not an expert in coding but I learned well, the few days preceding this post ... I also got lost a lot: / LOL ... Here, good, I offer 25 $ / 25eu or ...
0
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1answer
3k views

Trying to open an old wallet.dat (from ~2013)

I found my old wallet.dat file taken from the bitcoin core wallet I used when mining around 2013, nothing serious tho, just fiddling around. Never been too much into the subject, and now I'm totally ...
0
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1answer
442 views

pycrypto or libssl not found, decryption may be slow

My wallet.dat file is corrupted and everytime i try to run Wallet QT client will shut down as unexpected error and i have no longer access at my wallet on this way. I have tried to dump private keys ...
0
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0answers
60 views

how to move my Bitcoin core wallet to electrum while syncing

How do I move my btc qt wallet to electrum while syncing? Not address by address. Removed some addresses already but I'm still missing some coins. Don't understand the discrepancy. Any help would ...
0
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1answer
303 views

Try to migrate Bitcoin Core wallet to an HD wallet but get “St13runtime” exception

I am trying to follow these steps to migrate my wallet to an HD wallet. But it failed, the debug log has errors like this: EXCEPTION: St13runtime_error DeriveNewSeed: AddKeyPubKey failed bitcoin in ...
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0answers
38 views

Inserting *.dat file in new client

I'm running out of ideas and I'm hoping to get some help. My computer crashed but I have the wallet.dat file on a thumb drive. I've downloaded and synced v0.18.1 on a new computer but don't see any ...
0
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1answer
40 views

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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0answers
51 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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0answers
91 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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10k views

Where is wallet.dat file?

I have clearly installed Windows 7 and Bitcoin Core. There is no Bitcoin folder in {User}/AppData/Roaming... Blockchain is dowloading but I cannot find where it is and wallet.dat also. Anybody help? ...
0
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1answer
93 views

How to decrypt encrypted_privkey

Background how I got here: I have a very old wallet file in .dat format (from 2017) The backup is as far as I remember just a copy of the wallet file from bitcoin-core's ~/.bitcoin directory. I tried ...
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2answers
189 views

Doubt about Bitcoin SCI

What's up guys... I'm trying to figure out what's the best shopping card interface I should use. I want a PHP based, simple to work with. Was looking on bitfreak sci, looks good, but the negative ...