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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1answer
105 views

stellar withdrawal -

I withdrew my stellar twice but it failed. Stellar charged me. How do I get the charges back and why can't stellar transfer coins to coinspot?
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2answers
139 views

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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1answer
30 views

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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1answer
176 views

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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Performance issues ingesting historical data with stellar-horizon

We are trying to setup a captive core with Horizon API server with historical data as far as block 28960000 (since our token got used since then). Installation and initial sync went smooth but ...
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0answers
25 views

call to stellar Expert using javascript

So the situation is I am trying to fetch some accounts from https://api.stellar.expert using javascript but my request is returned with 403 error status which means it is rejected but when I hit the ...
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1answer
17 views

Continuous Status 504

I have been developing a Multi-sig based project and keeps on getting the 504 status so many times when making transaction. I have checked out the testnet staus of Horizon network as well and it seems ...
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1answer
56 views

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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1answer
17 views

Timeout when submitting tx to the blockchain

I have running stellar core and stellar horizon together. Sometimes (recently even more) I am receiving such a response when trying to push tx to the blockchain. How could I approach this issue or ...
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1answer
21 views

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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1answer
106 views

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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1answer
70 views

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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1answer
73 views

How do I set up a full validator on the test network

I am trying to learn about Stellar-core by configuring a full validator on the test network. Using sample configs and input from this post, my config looks like: BUCKET_DIR_PATH="/var/lib/stellar-...
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Captive mode doesn't work

stellar-core: 17.3.1-666.97aeb24.focal stellar-horizon: 2.7.0-133 https://developers.stellar.org/docs/run-api-server/migrating/ I'm use private network with 3 nodes and try migrate. If I disable ...
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1answer
226 views

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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0answers
72 views

Been gone a while, can't find my XLM

It's been a few years since I bought onto Stellar, I thought I would check how things are going. Turns out all I can find is my account address (doesnt show up on stellar.expert), and a secret key. ...
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1answer
48 views

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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1answer
1k views

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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1answer
84 views

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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1answer
130 views

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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2answers
695 views

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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1answer
59 views

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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1answer
10 views

The question about when trying to submit transaction with high sequence

I have a question about submitting transactions with high sequence. Say Account 'A' has a sequence of 100. When I tried to made a raw transaction with signing and submitted from account A with ...
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1answer
36 views

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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1answer
20 views

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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1answer
51 views

Payment Deducted from channel account and not from source account

I am trying to implement the concept of channels in my stellar project. I have refered https://www.stellar.org/developers/guides/channels.html this link. As it is said that, the source account of the ...
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1answer
66 views

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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1answer
31 views

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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1answer
33 views

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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1answer
23 views

Linking 3 Validator nodes - Javascript SDK

I'm attempting to ling 3 validator nodes - with the objective of becoming a Full Validator. I'm performing this operation based on the Link Validator requirements as described on https://github.com/...
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1answer
41 views

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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1answer
216 views

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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1answer
128 views

`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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1answer
56 views

Stellar Core Data

Where can I download the full Stellar transactions and payments history? I have seen already that I can download one page at a time in the Stellar Website, but id like to do a full download since its ...
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1answer
42 views

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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1answer
71 views

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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1answer
45 views

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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1answer
183 views

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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1answer
134 views

History configuration? (404s)

I'm attempting to get a full-history horizon & core setup going, and I'm running into 404s fetching history buckets, with every combination of configurations I've seen on stackexchange and in the ...
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2answers
118 views

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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2answers
63 views

stellar payment tx_bad_seq error

I am using stellar sdk to send payments from one account to another. When i send payment one by one , there is no error . everything works fine. However when i try to send payments in batch i get ...
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1answer
102 views

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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1answer
168 views

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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1answer
22 views

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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1answer
73 views

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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1answer
83 views

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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0answers
10 views

Is there a browser-based client-side version of freighter-api?

Is there a browser-based client-side version of freighter-api, so it can be used without installing on the server? For example, web3.min_1.36.js can be used as a script tag in an HTML file that is run ...
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1answer
170 views

Stellar Core Stuck at Catching up or Joining SCP

I'm trying to get a basic version of Stellar Core setup in Docker using the stellar/quickstart image. One of the problems I'm running into tho is that the state is stuck at Catching up or Joining SCP....
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0answers
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Difficulty installing stellar-quickstart on Ubuntu 20.04 LTS

As the title suggests I'm having some difficulty installing stellar-quickstart via packages. my system details: $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: ...
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1answer
211 views

Stellar-core not syncing on testnet after restart. Missing Buckets not being retrieved

After attempting to restart a stellar core node I had running on the test net I got an error, and when I tried to run stellar-core (inside docker container) with stellar-core run I got the following: ...

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