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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
12 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 ...
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1answer
17 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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0answers
10 views

testnet on hardware wallet [closed]

Is there any hardware wallets that support testnet network? It would be easier to have all of the coins in one place rather than testnet in a software wallet and main net in a hardware.
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2answers
27 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
28 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
15 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
99 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 ...
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1answer
32 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
18 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
vote
1answer
42 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
33 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 ...
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1answer
32 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)...
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1answer
308 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
71 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/...
1
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1answer
72 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]) ...
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1answer
37 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
70 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 ...
2
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1answer
146 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
214 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
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1answer
290 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
votes
1answer
63 views

Why was this transaction accepted?

In testnet, txid:fb7a8658ec015133e36e2cf7ddf7e8c887c3a5becec2f30f24ebfe43e72f4b59 transaction has two inputs. This two inputs indicate the same txid and vout, ...
1
vote
1answer
46 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
106 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 ...
2
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2answers
313 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
235 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
226 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
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2answers
294 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 ...
1
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3answers
660 views

bitcoin testnet is mining about 50 blocks per minute right now - why? [duplicate]

The bitcoin test network is mining about 50 blocks every minute for the last several hours. What is going on? You can see here: https://www.blocktrail.com/tBTC
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1answer
174 views

Can't specify rpcport for testnet

Was there a recent change where it is no longer possible to specify rpcport? I noticed these two warnings: Warning: Config setting for -addnode only applied on test network when in [test] section. ...
1
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1answer
47 views

While attempting to fetch a particular block my node just gets disconnected by peers?

A system at an office has its testnet node stuck at a particular block. The logs report "requesting block" over and over again for the same block and after each one reports "socket recv error" and ...
0
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1answer
67 views

How to Build Block Header in stratum?

When I studied the stratum on here,I found that there were little difference between the stratum and solo mining for building block header. The stratum tell us that we needed to pad the header to ...
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0answers
45 views

Bitcoin testnet transaction getting dropped with prefix on S

So a weird thing is happening lately. The transaction of a particular format is being accepted by blockcypher but it is not getting confirmations, and therefore gets dropped after a day. So the ...
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0answers
34 views

Mycelium Gear testnet confirmation

When I send payment to a testnet address generated by Mycelium Gear, it doesn't see the transaction even when it's included in a block. Blockcypher.com, blockexplorer.com, blockchain.info and ...
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1answer
145 views

What happened to Bitcoin testnet? [duplicate]

What happened to Bitcoin testnet? Confirmation time is very short. 10 confirmation occurred in three minutes. I use Bitcoin core v0.16.0 (64-bits)
4
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1answer
367 views

Testnet difficulty change

Has something changed recently in testnet? Today I've been seeing new blocks appear every 1-5 seconds instead of the usual 10-20 minutes
1
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1answer
275 views

How to specify testnet via curl against json-rpc?

The testnet=1 option can be (not) specified in the bitcoin.conf file (thus causing it to be on mainnet by default), and this can be over-ridden in bitcoin-cli with the -testnet command-line option. ...
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2answers
613 views

How to get Electrum 3.1.3 on bitcoin testnet?

I'm building an application on bitcoin and want to use testnet instead of using real bitcoins to do my test. I'm mainly using Electrum-3.1.3 to do sweeping of addresses. But how can I switch this to ...
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0answers
26 views

test.bitpay account settlememt process occur or not?

I am new to bitpay payment gateway integration. Bitpay payment gateway integrated to my magneto eCommerce site. I have tested with testnet mode everything fine. But, test.bitpay.com account settlement ...
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1answer
294 views

How to import private key on testnet and verify balance of wallet?

I have a python library to create wallets and play around with private key generation and stuff like that. But i can't find any service / wallet - preferably online - where i could import my ...
0
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1answer
584 views

What Is the difference between the testnet and the mainnet?

I have been seeing some questions about the testnet but what is the testnet? Is the mainnet the one we normally use? What is the difference?
2
votes
1answer
613 views

How to generate a Litecoin testnet addresses (Segwit also) (Derivation path, bip32)

I'm creating a wallet that generates address for litecoin mainnet in two ways. One is using bitcoinjs-lib. This library has an object with all the data need it to create private keys and address: ...
3
votes
1answer
399 views

How to reset bitcoin testnet

I'm running a private bitcoin network and would like to reset the bitcoin blockchain data back to the genesis block. I've tried deleting all the files in ~/.bitcoin/blocks and ~/.bitcoin/wallets ...
1
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1answer
423 views

Creating Testnet Bitcoin Transaction with bitcoinjs-lib

I'm trying to setup a simple bitcoin testnet transaction using the bitcoinjs-lib npm module. It seems like I'm building the transaction correctly, and I receive the hex code but I think I'm unable to ...
1
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1answer
41 views

Special min difficulty rule for testnet

I heard about this "special difficulty rule" for testnet, which allows blocks with timestamp 20 min later than the last block to have the min difficulty target. So does it mean that the miners can ...
1
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1answer
74 views

Bitcoin daemon Error: Invalid combination of -regtest and -testnet

How to solve above title problem? I first started with bitcoin as regtest. Now I want to launch bitcoin as -testnet. So I did like root@q352-3023-vps:~/.bitcoin# bitcoind -testnet -daemon but ...
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1answer
215 views

How to use litecoin testnet on fully synced litecoin core on amazon ec2 instance

I run a synced litecoind on amazon ec2 linux instance. [ec2-user@ip-xxx-xx-xx-xxx ~]$ litecoind -version Litecoin Core Daemon version v0.13.2.1 [ec2-user@ip-xxx-xx-xx-xxx ~]$ litecoin-cli ...
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1answer
23 views

Why is the value of the input way higher than the output resulting in a second change output? [duplicate]

Background: I'm experimenting on the LTC testnet client. My client has a balance of 0.4 LTC and I sent 0.1 LTC to another wallet address. https://chain.so/tx/LTCTEST/...
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1answer
732 views

How to use bitcoin testnet wallet

I have a simple use case. I want to send some testnet coins to my testnet wallet and be able to see it in bitcoin-core in testnet mode What I did so far: 1. Go to File-->Receiving address. ...
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1answer
109 views

bitcoinTestnet Network returning a mainnet address

I'm using this code to get a new address from an extended public key: $index = 97; $change = false; $key = HierarchicalKeyFactory::fromExtended($tpubaddress, NetworkFactory::...
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1answer
37 views

Fail to encrypt scriptPubKey in testnet

I have the following testnet wallet address: 2MsQEtPJ6JJZszMYrD6udjUyTDFLczWQrv9 Which I am trying to encode as pubkeyhash to the coinbase TX in testnet. When i run decode58, I get this ...