Questions tagged [testnet]

This tag should be used for questions regarding the third Bitcoin testnet. The testnet is a network separate from the main Bitcoin network that allows developers to attempt modifications of the bitcoin protocol safely and test in-development software without risking money.

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1answer
21 views

These testnet outputs are not making sense to me

Today I took some time to mess around with the bit Python library, which I find pretty easy to use. I have been wanting to do some Bitcoin programming for a while, so I decided to create a simple web ...
0
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1answer
16 views

looking for faucet API so i could use it for tests - Automated faucet

i would like to make some tests on test net, the issue is every time i have insufficient fund in my wallet i need to find a faucet and manually add funds. i would like to create an automatic faucet ...
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1answer
46 views

System requirements for running a Bitcoin Core node on testnet

What are the minimum systems requirements for running a Bitcoin Core full node on testnet?
2
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1answer
21 views

Lightning Network on testnet - listchannels and listnodes returning empty values

I have setup a lightning node on testnet using c-lightning. The lightning-cli getinfo command output: { "id" : "0315a5746114ab9f3e8f0a3f2f73153ef1e4a8fb58daa54fa97c9603dfab989a30", "alias" : "...
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1answer
29 views

Most popular Bitcoin API gateway

I'm looking for well developed, maintained and stable API allowing to access bitcoin tesnet. Something like Infura for Ethereum. Googling gives many results, but can somebody point me out what is ...
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2answers
74 views

Where can I get bigger amount of test BTC?

We are conducting some testing with the end users of our application and I need a bigger amount of test BTC for it. Using faucets, I can get 0.1 or 0.01 per request with captcha, but I need something ...
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0answers
33 views

Enable dustRelayFee behavior on testnet to get error code 64: dust

Crafting and sending an utxo of 1 satoshi does works and get mined on testnet without error. However on mainnet the error code 64: dust arise. I understand the basic idea that you are not able to ...
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0answers
47 views

Connection Refused when running bitcoind in a non-root user and trying to make RPC calls

I'm new to Bitcoin development and I'm currently having difficulties trying to make RPC calls to a Bitcoin-Core daemon running in a SSH server. I suppose that the problem is with Firewall or closed ...
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1answer
51 views

broadcasting error for raw bitcoin transaction testnet

I am trying to create a raw transaction and send it to the testnet. I am using testnet keys and here is the simplified readable output from my script: decoded private key: ...
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1answer
20 views

Child Pays for Parent transactions get stuck on testnet

I'm building a service prototype by reusing Electrum code and generated 4 consequent transactions which are CPFP type on the testnet. They are staying unconfirmed for several hours but test ...
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0answers
40 views

bitcoind localhost port 18332: Connection refused Ubuntu 18

Trying to connect to testnet using curl from localhost on ubuntu server. Tried lots of combinations of bitcoin.conf and ports. Here's my config: server=1 daemon=1 testnet=1 rpcuser=user rpcpassword=...
3
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1answer
62 views

Could a transaction hex on testnet theoretically be valid on mainnet?

For all practical intents and purposes it seems a testnet tx hex could never be valid on mainnet because of the prev tx hex present for all inputs used in the tx. However, let's say that by some ...
5
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1answer
309 views

How to test if a transaction is standard without spending real money?

The problem with Testnet is all types of transactions are allowed, so how can I know if a transaction would be rejected on mainet ?
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0answers
44 views

How to assemble and test a script on Bitcoin testnet online?

Given a script using Multisig, how can I convert addresses to hash that can be used in the script then assemble the script and then launch it inside a transaction on Bitcoin testnet that can viewed on ...
-1
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1answer
68 views

How to setup a testnet full node on Windows 10?

I'm trying to implement an SPV and I'd like to test it on a testnet full node but can't really understand how to do it from what I've found.
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0answers
56 views

Testnet APIs for bitcoin sv?

I'm trying to write code in nodejs that can check balance of an address and send transaction. I'm using the bsv library in nodejs, and I'm stuck at 2 parts which concern to interacting with the ...
1
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1answer
76 views

Negative number of confirmations for a testnet transaction on blockexplorer

I am curious about the test transaction f72f59a32c1bac47ec87bc3678ec44e98eece5e235d29d79cd1f5461ccc5bf38. Depending on which site I view this transaction, the number of confirmations is positive or ...
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0answers
13 views

Is their a way to use Bitcoin's Testnet/LN Testnet within CLI without downloading Bitcoind?

I'd like to start working with Bitcoin's & Lightning's Testnet but don't want to download bitcoind on my current computer.
1
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1answer
73 views

getbalance and listaddressgroupings inconsistent

I imported a private key from my electrum wallet (testnet) to bitcoincore (testnet) as follow: In my electrum wallet, I copy the private key associated to the address ...
0
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1answer
75 views

testnet.blockchain.info api not showing latest results?

I sent a transaction to the testnet address mzWCWQU6phb9rKSAiQ4FBU92sGYtY7tjPH a few days ago and I have been using the testnet.blockchain.info api for a while now in my project. It was working fine ...
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0answers
103 views

How to perform CPU mining on bitcoin TESTNET on Linux?

I need approximately 100 Bitcoin Testnet to run an experiment on the lightning network. Any suggestion on how to run CPU mining? Should I use cgminer? Make any sense to perform solo mining on ...
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0answers
30 views

Where would I test the Liquid Network at testnet?

I would like to test Liquid Network functions with recently announced Liquid Core. Can be Liquid Network used for Bitcoin testnet?
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1answer
79 views

Bitcoin-qt -testnet 0.17.1 Send and Receive buttons do nothing

Fully synced on testnet blockchain after building Bitcoin with UI and wallet enabled on Ubuntu 18.10. Pressing Send and Receive buttons results in no UI displayed. Receiving addresses dialog doesn't ...
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0answers
14 views

very frequent blocks on testnet3 [duplicate]

I see very frequent blocks on testnet3: more than 18000 since 2019-02-18T06:28:34Z, it's one per 1.76 seconds average. blockcypher.com states that highest block is 1458714, but my node got 1475843+. ...
1
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1answer
67 views

How to run a private bitcoin network with low difficulty?

I want to test and develop an open source mining pool. I don't have access to an ASIC miner or GPU, so I have to use my CPU to simulate mining and see how the pool really works. The problem is the ...
0
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1answer
100 views

How find own address in testnet using bitcoin-cli?

I have bitcoin-core installed, I am running it in testnet mode. Now if I want to fund my wallet, I need to know the receiving address. How do find my receiving address, so that I can fund it and then ...
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2answers
151 views

Can I mine bitcoin testnet coins with my regular bitcoin asic miner?

Is it possible to use my bitcoin asic miner to mine testnet bitcoin coins? Is there special software I need? can I join a testnet pool or is there even such a thing?
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1answer
39 views

Can I send BTC from other node or wallet with my address?

I'm trying to send bitcoins from node2 with my address using private key noted that my address is created in node1.I followed this link: "https://en.bitcoin.it/wiki/How_to_import_private_keys" I dump ...
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0answers
19 views

How to Send BTC from vmnode address to local address using privatekey in testnet?

I created two bitcoin address in VM nod as well as local and dump privatekey for both addresses by using "dumpprivkey" command. Is there any posibitity to send BTC from bitcoin address which is ...
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2answers
168 views

Bitnodes for node on testnet

I have used the bitnode's own script to install a full node on an Ubuntu 16.04 Digitalocean droplet. I can verify that my node is up and running by checking the IP with port 8333 on Bitnode's check ...
1
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1answer
96 views

How to perform automated mining in regtest mode?

I'm trying to setup a private network of bitcoin nodes for testing and experimentation. From what i understand, i have two choices while setting up a network: I can run bitcoind -testnet and connect ...
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0answers
21 views

BitCoin not signed in when trying to CreateInvoice

In code bellow I'm trying to create Bitcoin payment: var privateKey = "f267c05d4552b92825e46cfe056d6e3ff36072538f71d8c5acf3ebc4b09f4c87"; var key = new Key(Encoders.Hex.DecodeData(privateKey));...
1
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1answer
49 views

Security implications of removing CHECKSIG in a test

If I conduct an htlc transaction on testnet that does not include OP_CHECKSIG will it still cost an attacker more than (say) $10 in processing power or storage to subvert my tests? Details: I'm ...
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1answer
42 views

Mutlisig tansactions with trezor with multiple inputs and outputs not able to broadcast

I am trying to do a multisig here is my final hex ...
2
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1answer
50 views

Initial Block Download Problem

I started a new Bitcoin Core(testnet) and the download of blocks worked perfectly till 15% and then i don't know what happened, but i got the following error: unknown new rules activated (versionbit 1)...
0
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1answer
498 views

BCH ABC testnet Faucet?

I want a bitcoin cash ABC chain (BCHABC) testnet faucet. Cause 15th Nov. onwards after a hard fork on bitcoin cash network existing bch faucets are not working. Even questions over here are also not ...
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1answer
162 views

how to see bitcoin blockchain and addressess for testnet [duplicate]

in my site the user has a link to check the transactions and his wallet address. right now I am using this: blockchain: https://blockchain.info/tx/#{txid} address_url: https://blockchain.info/...
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1answer
100 views

MULTISIG Verified transaction don't get mined on testnet

I'm trying to check the following simple MULTISIG P2SH script on bitcoin testnet (using python-bitcoinlib): Redeem = CScript([2, J1_public_key, J2_public_key, J3_public_key, 3, OP_CHECKMULTISIG]) ...
0
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1answer
60 views

how to differentiate bitcoin-cli command when have testnet & mainnet both running

I have bitcoin testnet3, mainnet, regtest both running in the same server, I can interactive with them by curl, because the ports are different, but when comes to bitcoin-cli how can I specific the ...
1
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1answer
135 views

Minimum funds required in a channel in Lightning?

I have noticed that, I cannot exhaust the funds in my channel to one side in lnd. I understand this makes sense so as to have some punishment in case of fraud, but I cannot find the reason for the ...
3
votes
1answer
269 views

Bitcoin core's estimatesmartfee error “Insufficient data or no feerate found” with synced node

I'm running bitcoin core version 0.17.0 on the Testnet and since yesterday, I've been experiencing problems with the RPC estimatesmartfee. I'm getting as a response: "errors": "Insufficient data ...
1
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1answer
327 views

Bitcoinj wallet can't receive coins in Testnet3

I have a problem with bitcoinj. I have created a wallet and than trying to send coins to it in Testnet3 using this faucet: https://coinfaucet.eu/en/btc-testnet/ Coins sended, transaction confirmed, ...
3
votes
1answer
327 views

Solving Bitcoin core's 'ActivateBestChain failed'

I'm running bitcoin core version 0.16.2 on the Testnet and realized that it had stopped receving blocks after the 1414433. I tried running bitcoin core with options -reindex and -reindex-chainstate ...
3
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1answer
68 views

Why was this transaction accepted?

In testnet, txid:fb7a8658ec015133e36e2cf7ddf7e8c887c3a5becec2f30f24ebfe43e72f4b59 transaction has two inputs. This two inputs indicate the same txid and vout, ...
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1answer
75 views

I can't send a transaction from electrums cli

I am trying to send a transaction in the cli using electrum with the command ~$ electrum --testnet payto mvYrQck9VfujSanmwvQxiLab3fLuywGdvh 0.01 -f 0.002 Password: (I entered the correct password ...
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2answers
143 views

Testnet Bitcoin wallet: which script in hash addresses?

Why does the Testnet Wallet create receiving addresses in the form of script hash addresses (prefix 2) instead of "plain" m/n-prefixed addresses? Is there any security reason? And, which script does ...
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2answers
432 views

Why are all testnet transactions currently unconfirmed and all faucets empty?

what is happening with btc testnet, all transactions are unconfirmed and all faucets are empty? For an example that is on of my transactions: https://live.blockcypher.com/btc-testnet/tx/...
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2answers
314 views

Why do transactions take so long to confirm in testnet?

I have created a transaction with high miner's fee and it is now in mempool (in testnet): https://live.blockcypher.com/btc-testnet/tx/abcc4ce473f490896e87102fe3ffb857ff735a0fc97525dadf9c5b0ed5410f9f/ ...
0
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1answer
315 views

accessing the Litecoin testnet

I am very new to creation of cryptocurrency wallet. how to create and access the litecoin testnet and elaborate the available ways to do that?if possible, provide link to simple sample project. Thanks
2
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2answers
668 views

running live and test node simultaneously

it took me 4 days to fully synchronize my node, but its finally running and i can create wallets etc.. I wanted to experiment with some transactions on testnet, so need to either change my config or ...