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.

34 questions with no upvoted or accepted answers
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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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290 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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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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1answer
515 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 ...
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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 ...
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1answer
105 views

Do Berkley DB versions need to be the same?

If I build using --with-incompatible-bdb, will the resulting wallet be incompatible with the bitcoin core client from bitcoin.org? What if I'm using a newer version?
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704 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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How to reference different wallets with curl JSONRPC requests Bitcoin core

I have a headless Bitcoin core 0.17.1 running on Debian 10, and have created a second wallet "johns-wallet". I'd like to get the walletinfo (or any wallet request) of that specific wallet ...
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44 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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311 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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1answer
841 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 ...
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415 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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296 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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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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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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73 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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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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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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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 ...
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1answer
62 views

Why does my wallet.dat file contain scripts starting with 0014?

I am trying recover coins from old (2012) wallet.dat. I don't know the addresses. So I dumped several wallet.dat files from Bitcoin Core. I have checked over 25,000 addresses which contain 0 BTC. ...
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57 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 ...
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1answer
70 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 ...
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38 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 ...
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1answer
184 views

wallet.dat on usb to electrum

I put my btc qt wallet.dat file on a USB and would like to open it on a software wallet. Preferably electrum. Is that possible? If so how? Too many problems with btc qt and takes forever to sync.
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1answer
126 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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26 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 ...
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1answer
30 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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49 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
171 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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83 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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6k 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? ...
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1answer
126 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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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 ...