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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
28 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
55 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
156 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
53 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
23 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 ...
1
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2answers
58 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
183 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/...
1
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2answers
127 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
57 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
0
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2answers
53 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 ...
0
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0answers
15 views

How to delete/reset entire blockchain on TestNet? [duplicate]

Been doing research and coding lately on wallets, blockchain, coins etc on TestNet Wallets. How do I delete/reset the entire blockchain back to 0? I've tried using -resync on command line and ...
1
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3answers
336 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
0
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1answer
27 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
36 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
45 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 ...
0
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0answers
41 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 ...
1
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0answers
26 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 ...
0
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1answer
99 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
274 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
150 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. ...
0
votes
2answers
178 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 ...
0
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0answers
15 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 ...
0
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1answer
187 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
192 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?
1
vote
1answer
393 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
344 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
253 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
vote
1answer
39 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
vote
1answer
56 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 ...
0
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1answer
144 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 ...
0
votes
1answer
21 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/...
0
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1answer
541 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. ...
0
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1answer
68 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::...
1
vote
1answer
27 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 ...
0
votes
1answer
104 views

Basic Concept of Bitcoin (public and private) Keys

Can anyone please tell me the difference in the following Bitcoin terms? Difference between xpriv and xpub Difference between xpub and tpub. Difference between ypub and upub. Difference between ...
2
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1answer
141 views

How does bitcoin functional test framework work?

Could someone explain how and where in the code the bitcoin test framework calls map to C++ bitcoin core code or RPC calls such that regression suite tests the bitcoin core functionality? Background ...
0
votes
1answer
218 views

testnet3 node sync process is very slow

My config file is similar to this: testnet=1 blocksonly=1 rpcport=5000 server=1 listen=0 prune=1000 dbcache=16000 rpcallowip=0.0.0.0/0 rpcuser=someuser rpcpassword=somepass I have started the ...
1
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3answers
537 views

Bitcoin config file to setup bitcoin node in testnet network in ubuntu

I am new to blockchain, I want to setup my node in testnet network in my ubuntu machine. I am using this below mentioned bitcoin.conf file. Is this the correct format to sync the node faster? Or I ...
0
votes
1answer
274 views

what is blockchain.info testnet api url?

there is a testnet for blockchain.info here but I can't find a url for calling api(s) in testnet as such we have in main network on main network https://api.blockchain.info/v2/receive?xpub=$xpub&...
0
votes
1answer
34 views

Differents explorers arent synchronized

I have this testnet address: yehZoVH57FwDFC7vBRGK5ptuYHG9DfL2cf I had used this faucet twice: http://test.faucet.masternode.io/ When I access this explorer: https://test.insight.dash.siampm.com/...
0
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0answers
106 views

Bitcoin SPV-based wallet using Cordova Ionic and bitcoinjs-lib

I am trying to build SPV-based bitcoin wallet app using Ionic Cordova. I want to integrate the bitcoinjs-lib in Ionic app, to implement the full wallet functionalities and transactions in peer-2-peer ...
0
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1answer
42 views

How to Sync Main Net together with Test3 Net

After I install the bitcoin core, it just sync the main net. Is there a way that I can also sync the test3 net for testing/developing purpose?
0
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1answer
343 views

Why can't coins be sent from testnet to mainnet?

Why prevents bitcoins from being sent from the testnet to mainnet?
0
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0answers
57 views

Nodes snapshot for Bitcoin testnet

Bitnodes provides regularly updated snapshots of Bitcoin mainnet peers. Where can I get analogous snapshots for the testnet?
2
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1answer
80 views

**SOLVED** Failed to verify this transaction?

I came across this P2SH multisig transactions 255942b1... on the testnet chain that I failed to verify. I just couldn't find any matching signatures and public keys in the list provided and there ...
0
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1answer
205 views

Cannot broadcast bitcoin testnet transaction

Error validating transaction: Error running script for input 0 referencing 9a2cd138476c598cced94a6c8bd6c8b2c6a268a763700d654324614aff799ceb at 0: Script was NOT verified successfully.. My transaction ...
0
votes
1answer
230 views

How to set up a private chain/local testnet : reverse engineering the blockchain code

Long story short, I want to set up a private chain/a testnet blockchain that can run locally just to fiddle and play with it just to learn how it works. So I have a general understanding of how things ...
0
votes
1answer
158 views

Is there any way to receive Bitcoin Testnet payments?

I'm currently working on the implementation of an ERC_20 Token on the Ethereum blockchain. However, I want to allow users to pay with BTC as well. I've already found several services which give me ...
0
votes
1answer
306 views

bitcoin-cli says transaction amount and balance are 0, but that's not the case

I imported a few TestNet addresses and sent some funds to one of them. When I run bitcoin-cli getaccount mvKoQLrzovNbgALa2D7prh9pagd2QUKpWo it responds with the account I named it to. I sent 1....
0
votes
1answer
217 views

How to run Bitcoin Core both main and testnet on the same machine?

How to run Bitcoin Core both main and testnet on the same machine? I want to be able to communicate with both block-chains via RPC. Do I need to run 2 instances on bitcoind / bitcoin-qt.exe for that?