Questions tagged [stellar-core]
stellar-core is the backbone of the Stellar network. It maintains a local copy of the ledger, communicating and staying in sync with other instances of stellar-core on the network.
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List of Anchors for Sep31 and SEP24?
Is there a list of anchors available that I can access to see if I'm interested in using any of them? It is proving rather tedious to find anchors through a google search. I am already making API ...
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Node Sync Issue
I am running a private stellar network and try to sync three nodes. From Node I am getting below message.
[Overlay DEBUG] Peer 127.0.0.1:11625 is not preferred
From Node3 getting below message
[...
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How to create Stellar Muxed accounts using java-stellar-sdk
How to create Stellar Muxed accounts using java-stellar-sdk-0.31.0.jar,
I want to create Muxed account with id 1 from custodian account
GBMHTX6VOIIS4FNQSMTSWVHCMVCJXTTNXTIY3SBXI5K4NLDCTV5CJLZE
...
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How to use MANUAL_CLOSE in core config?
The example config states that "Ledger will only close when stellar-core gets the manualclose command".
On a new private testing network (ledger#=1), after setting MANUAL_CLOSE=true, I did stellar-...
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2
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Horizon waiting for Stellar-core to sync
I have built stellar-core and horizon instances from source on Ubuntu 18.04 LTS.
I managed to make them work for the test-net, yet now, whilst trying to configure stellar-core.cfg for the public ...
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1
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Two local nodes stuck in syncing state
I've followed the guide here, but my two local nodes are stuck in catchup mode. When I try to for example run this:
stellar-core http-command "generateload?mode=pay&txs=10000&txrate=29&...
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Stellar Captive Core For Private Network
I have set up one stellar private network. Now I want to connect horizon with that private network core in captive mode. So that I have create one stellar-captive-core.cfg file as below
[[HOME_DOMAINS]...
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Ledger ERROR TxSet mismatch: LCD wants [seq=2515401, hash=a0651e], LCL is [seq=2515401, hash=fb4318]
when starting Node after it failed to sync the ledger:
[Ledger ERROR] TxSet mismatch: LCD wants [seq=2515401, hash=a0651e], LCL is [seq=2515401, hash=fb4318]
[Ledger ERROR] It is possible that your ...
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I Working around Stellar Multisig and I am getting
at Function.setOptions (C:\Users\user\Desktop\multisig\node_modules\stellar-base\lib\operations\set_options.js:137:13)
at setMultisigOnEmekaAccount (C:\Users\user\Desktop\multisig\multisig.js:30:...
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I wanna my private blockchain network with stellar
I wanna my private blockchain network with stellar
but it's not working
here is my configure
# What port stellar-core listens for commands on. This is for Horizon server.
HTTP_PORT=11626
...
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Kubernetes, specify network and health check
I'm trying to run Stellar in Kubernetes.
Initially I'm working with the quickstart (stellar/quickstart:latest).
The problem I'm facing is, when specifying the network via an explicit command and args ...
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stellar core frozen at ledger 1187897
I have a problem with two stellar-core installations that were installed by the stellar quickstart image (https://hub.docker.com/r/stellar/quickstart/). I have two running testnet-instances of it at ...
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How to fix a stuck stellar node after picking up an incorrect block?
I run two different watcher stellar nodes and they have both gotten stuck after picking up an invalid / incorrect block (i.e. the block hash of my node's top block does not match the block of the same ...
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Genesis block/ledger on stellar-core
I am looking at how to generate the Genesis block/ledger on stellar-core.
I have seen people suggest pre-populating the database, what is the easiest option for a newbie to stellar-core.
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Cannot initialize S3 history archive - unable to locate credentials
I am trying to initialize an S3 bucket as history for stellar core using this command:
stellar-core new-hist s3
this is my [history.s3] config:
[HISTORY.s3]
get="aws s3 cp s3://mybucket/history/{...
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1
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Stellar postgres errors: canceling statement due to user request
I am using Stellar (mainnet) and after latest update got errors in postgresql:
canceling statement due to user request
UTC [64] STATEMENT: delete from history_assets where id IN (select id from (...
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Inferring operationID from get transactions stream data
Currently, I am getting transaction detail from transaction stream using stellar sdk. So for getting the operation details the envelope XDR is decoded. But the operationID couldn't be retrieved from ...
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1
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Using S3 as Archive for Standalone Node
I assume this is a classical How To. But i can't find the answer. How do I configure S3 as archive for a standadlone stellar node?
Here is what I did:
1) Started the node with quickstart template:
...
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1
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`tx_bad_auth` when submit transaction to TestNet
I submit a transaction to the TestNet by using the official horizon API (https://horizon-testnet.stellar.org/), and it returns tx_bad_auth.
This is my code:
Server server = new Server("...
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1
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How to reserve a transaction sequence number?
I have a multisig account and need to initiate a transaction for set option operation. So prepared a transaction which will be expired in 7 days and within this time all (3 out 3 signers) has to sign ...
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Issue with History Archive - second node not syncing with the first
I ran second node but it's not reaching consensus with the first node. I think second node will sync up with the first node with History Archive.
I ran the second node but it's giving 'Lost track of ...
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Getting an old build and set up stellar core
I want to set up old build (not using docker). If I download the source code, how do i build the core from that?
Say I download v10.2.0rc4 from https://github.com/stellar/stellar-core/releases.
I ...
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stellar-core return error: Segmentation fault (core dumped)
I installed stellar-core from stable repository. Stellar-core version 15.2.0. OS Ubuntu 18.04. I run command:
stellar-core new-db --conf /etc/stellar/stellar-core.cfg
Stellar-core returned error:
...
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Cannot sync data from network after stop node for long time
I started a new node both horizon and core with this docker image in TESTNET with default configuration and persistent mode. After started it reached state Synced!, then I had stopped the docker ...
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2
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What is the process for the community to propose an XLM lockup?
Let me start by saying I am not proposing a wholesale token "burning" as I believe that could have unintended negative consequences long term.
However, considering the tremendous price appreciation ...
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Calling contact with arguments
How can you call a contract method with arguments. It's sad that the docs only focus on one scenario, calling a contract method without arguments. There are no docs on how to pass arguements to a ...
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stellar horizon docker install error -history-archive-urls must be set when --ingest is set
I'm trying to install stellar core and horizon via docker:
and I get this error when start
horizon_1 | 2020/05/26 23:50:15 --history-archive-urls must be set when --ingest is set
$ docker ps
...
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1
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Timeout after 6000ms after submitting a transaction
Whenever I submit a transaction I get a timeout error (after 60 secs). The server is a docker quickstart image in standalone mode. To solve the issue I am have to run the image with -e LOG_LEVEL="...
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xdrc 'cpp.exe' is not recognized as an internal or external command
I am trying to build stellar-core on Windows. I have followed the instructions in the windows install markdown but I am getting the error below.
Error MSB6006 "cmd.exe" exited with code 1. stellar-...
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How to setup an anchor in Stellar network using Windows?
While there is a great deal of documentation on installing the packages, however, I couldn't follow it properly to install the stellar-core, horizon and Postgres database in windows. There is not ...
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Getting tx_not_supported on steller-core prod v1.15.0
I am getting tx_not_supported when submitting a transaction.
I have compiled at stellar-core prod branch and launched a network. I am able to use the horizon and see the root account. However when ...
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How to ICO for tokens based on Stellar blockchain?
How an ICO can be initiated? Shall we write a smart contract for it like in ETH network?
We want to have the following parameters on our ICO:
Token rate, hard/soft cap tokens, start/end date, minimum ...
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1
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What are the good configurations for having a running cluster of 3 nodes?
I am trying to set up a private stellar cluster with at least 3 nodes. I am able to setup a 2-nodes cluster but when it comes to add another node, the cluster is broken and only one node is synced.
...
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2
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Own stellar horizon is not showing data prior to own instance launch date
I run a stellar node using the docker quickstart image and due to some syncing error the underlying ec2 instance was terminated and restarted on 2018-12-28T10:45:19Z, state of core is Synced.
...
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When to use multiple nodes in a private network
I cannot understand when it is necessary to use several nodes, as I understand on two nodes the system will be more secure.
Should I use multiple node in a private network Stellar?
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Stellar channel implementation is giving an error "this.source.sequenceNumber is not a function"
i am trying to implement stellar channel concept. i am following stellar channel link. I have created 6 channel accounts. Below is the programme i wrote
var destinationId = '...
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2
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283
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Change Network Passphrase - Quickstart - Persistent - Docker
I am trying to change the network passphrase for stellar. I am using the quickstart docker image and launching in standalone mode.
command:
docker run --rm -it -p "8000:8000" -v "E:\...
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2
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How to send Lumens to an uninitialised stellar address pragmatically
I am new to stellar so please bear with my question if it sounds too basic.
So, using the stellar laboratory, I created two accounts lets name 1 and 2. I funded the 1st account with test-net coins ...
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What API to use to get metadata of asset issuers?
I am trying to get the metadata (such as organization name, logo) of asset issuers in the Stellar network.
What API should I use that could possibly contain this information when I pass the Public Key,...
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Stellar horizon shows "Still Ingesting" after 5 days
I am running stellar-horizon on ec2 server
I cloned stellar-core from git clone https://github.com/stellar/stellar-core.git and installed it. I installed horizon from the package manager with the ...
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Anchorusd trustworthy?
I recently decided to cash in my free lumens from last year on keybase
So I looked into it and transferred my lumens to an anchorusd account using the anchorusd android app
Keep in mind I have never ...
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How to stop evergrowing disk usage by Stellar node
Disk usage is growing steadily and we cannot find the solution. There are two questions from about 2-3 years ago:
Stop Horizon/Stellar node growing disk usage
Pruning and keeping disk usage low
But in ...
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Error: tx_not_supported
It is developing code for sending transaction on the mainnet using stellar-sdk. A tx_not_supported error occurs during submitTransaction(). The network upgrade command(stellar-core http-command '...
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How to set up a anchor on stellar?
As I working on stellar Blockchain, can anyone guide me on how to create an anchor on stellar? and How it will give a withdraw amount in fiat currency & which protocol is it used to convert ...
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Liquidity Pool Deposit Operation Min/Max Price?
Does anyone know what the Min/Max Price parameters on the Liquidity Pool Deposit operation do at a conceptual level?
https://developers.stellar.org/docs/start/list-of-operations/#liquidity-pool-...
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transaction is not submitting on stellar network!
load account is working fine and giving details of accounts means horizon is giving response but on transaction submitting getting error.
local node setup done using docker image of stellar
code
...
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Transfer XLM from old stellar wallet 10/10/21
Stellar Explorer shows my XLM , Coins with GDU... Address. My Old Wallet, Stargazer depicts SAUG...as Private Key under "Export Account". What Next ?? I am trying to put coins on Exodus. ...
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Contract invoke error: 'Contract pre-release number does not match host' on Stellar using Soroban
I have deployed the crowdfunding contract on Stellar's Futurenet. When I invoke the contract functions on the terminal using the soroban cli, it gives the error contract pre-release number does not ...
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networkId = ?, envelopeType = ?, txXDR = ?, What are these variables equal to
const envelopeType = StellarSdk.xdr.EnvelopeType.envelopeTypeTx().toXDR();
const signatureBase = Buffer.concat([networkId, envelopeType, txXDR])
const transactionHash = StellarSdk.hash(signatureBase);
...
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How to get xlm (stellar) address/public key from xpub string?
I'm working a project in nodejs which involves getting address/public key info from supplied xpub string. I've managed to do this on multiple other cryptocurrencies, but have run into problems with ...
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