Unanswered Questions
355 questions with no answers
4
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Is it safe to skip the initial block verification at startup?
The longest step in bitcoin core initialization is "Verifying last 6 blocks at level 3". The number of blocks checked at startup went down from 288 in 2014 to 6 now. Therefore, in order to speedup ...
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4
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0
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222
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libwallycore error installing LND on Ubuntu 18.04
I'm setting up an LND node on Ubuntu 18.04. I've installed python3, and cloned the repo. I ran configure, and get this error on the make command:
checking byteswap.h, usability... no
checking ...
3
votes
0
answers
154
views
bitcoind still running after 'bitcoin-cli stop'
I'm running Debian 11, all updates installed. 12gb RAM, massive internal SSD for storage.
$ /usr/local/bin/bitcoin-25.0/bin/bitcoin-cli stop has worked well shutting down bitcoind on my computer until ...
- 161
3
votes
0
answers
141
views
bitcoind performance issues
I am struggling with poor performance of Bitcoin Core full node, which is used as a hot wallet.
There are similar questions already but without an answer or solution
Bitcoind Performance for ...
3
votes
0
answers
86
views
listdescriptors true fails after importing a 2-of-3 multisig descriptor (prv, pub, pub)
By deafult, in a newly created descriptor wallet that is not watch-only and not empty, listdescriptors true works and gives output.
However, here is a scenario that breaks it:
Get a new address in ...
- 299
3
votes
0
answers
628
views
bitcoin TransactionBuilder is not a constructor
I'm trying to send bitcoin with the bitcoinjs-lib library and I get the following error:
TypeError: bitcoin.TransactionBuilder is not a constructor
at sendmoney (/Users/....../bitcoin.js:53:18)
at ...
3
votes
0
answers
1k
views
Raspiblitz slow sync performance
I'm syncing my raspberry pi 4 model B, 4GB and after 4 days I'm less than 50% synced. It seems as though there is something wrong with bitcoind as there are some weird symptoms going on. The pi is ...
- 103
3
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75
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How to segregate wallet from bitcoin core | Run multiple wallets in different servers on one centralized bitcoin node
I am running bitcoin full node in a centralized server. I have many web applications running in various places. I want to connect this web applications with centralized full bitcoin node. How to ...
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3
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0
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466
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Electrum Seed Purpose for MultiSig Wallet
I'm curious as to what exactly is protected by the seed that Electrum generates for a multisig wallet. My knowledge of the protocol implementation is rather basic, so please correct me where I'm wrong ...
CommunityBot
- 1
3
votes
0
answers
1k
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How to directly query leveldb database to get get a record by transaction hash or by sender's address?
I learned that the blocks and transactions are stored locally in .bitcoin/blocks/index and .bitcoin/chainstate databases, respectively.
I want to make a direct query to those databases to measure the ...
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3
votes
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6k
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bitcoin-cli - "error: couldn't connect to server" [solved as per comment]
I have bitcoind 0.13.1 running on a Raspberry Pi. I can see it on the bitcoin network using bitnodes.21.co but I can't connect to it locally with bitcoin-cli.
My bitcoin.conf is:
rpcuser=xxx
...
- 5,116
3
votes
0
answers
250
views
Unable to limit tcp bandwidth using tc in QoS for localhost
I am trying to connect few bitcoind instance running on different ports on my local machine and control the bandwidth between those connections. I used the tc utility as following:
#network interface ...
- 507
3
votes
0
answers
527
views
The setup steps for generating bitcoin addresses programmatically and checking for payments with walletnotify
I have read this question and done some investigation, and I want to make sure I have some of this right.
If I have a server somewhere where I can install bit coin (I'm thinking bitcoin-qt on Ubuntu)...
CommunityBot
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3
votes
0
answers
529
views
bitcoind inconsistent authentication error
I am using a Linux computer.
The issue I am having is that sometimes I have to use "kill -s 9 (bitcoind pid)" and restart bitcoind using "bitcoind -txindex" because bitcoind will sometimes not let me ...
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3
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129
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When does the "reject" string have an empty reject reason upon submitting a new block?
I submitted a new block using the rpc command submit. And I just got a "reject" string without a reject reason.
I checked the bitcoind source code, and found that it usually sends a reject reason; ...
- 77.9k