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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2
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1answer
91 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
90 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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1answer
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Do I need to create and back my own USD token, or are there more distributed approaches to bring USD into my Stellar based app?

I'm transitioning my purely XLM based app to having USD as a deposit, exchange or withdrawal option. Once the USD is deposited, I'll issue a USD token to track that value. How should the exchange on ...
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0answers
7 views

How to setup the first account in a private network?

Hi have setup a private network. Now how do I create the first account so I can start using the network? I have tried the following: const Stellar = require('stellar-sdk') const NETWORK_PASSPHRASE = &...
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2answers
36 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 ...
0
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1answer
20 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 ...
0
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1answer
10 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&...
0
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1answer
24 views

Is it possible to recreate the history from stellar-core?

We have a private stellar network and for some reason the archive is corrupt and a new node cannot get the history. Is there a way to recreate the full archive from stellar-core?
4
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1answer
108 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="...
0
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1answer
13 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-...
4
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1answer
59 views

Is a network of non-validators really necessary?

From my understanding, stellar-core nodes (i.e., including watchers and validators) will arbitrarily connect to other nodes by default (i.e., no preferred peers set). While it makes sense for watcher ...
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0answers
16 views

Making a horizon account request with http_request?

I am trying to make a request for account data using stellar-core's boost/asio HttpClient. //https://horizon.stellar.org/accounts/GALAXYVOIDAOPZTDLHILAJQKCVVFMD4IKLXLSZV5YHO7VY74IWZILUTO std::string ...
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1answer
35 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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2answers
54 views

Stellar-core catch up failed

My stellar node stop syncing with such error: 2020-01-15T05:43:46.809 GAES7 [History DEBUG] Verifying ledger headers from /mnt/volume_lon1_01/buckets/tmp/catchup-425e2f74558fb272/ledger/01/a7/8a/...
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0answers
10 views

Stellar core Bad ledger-header history entry: claimed ledger

Stellar Core v13 stopped validating a few days ago. Unfortunately, I don't have the old logs anymore so I don't know what happened exactly. I can see there's an error in the core logs: 2020-06-08T17:...
2
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1answer
85 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....
4
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1answer
126 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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0answers
7 views

How accurate are Stellar timestamps in practice?

As described in How are timestamps deemed invalid?, it seems that the code enforces two checks on timestamps: monotonicity: the close_time of each block must be greater than the previous close_time ...
4
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2answers
106 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. ...
0
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0answers
12 views

“ingest_latest_ledger” and “history_latest_ledger” freezes, though “core_latest_ledger” increases

I am using "docker-stellar-core-horizon" on Ubuntu-18.04, RAM -16GB (I have also tried the entire thing on CentOS-7, please provide a solution that works for both Ubuntu and CentOS). Docker version- ...
0
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1answer
58 views

horizon ingest the historical data

I'm running a new horizon v1.2 with ingest=true. It is connected to the stellar core with CATCHUP_COMPELTE enabled. (the status of the core is catching up 5%) My question is what is the command to ...
1
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1answer
29 views

SCC: why are there 2 SQL files?

The SCC (Stellar Core Commander) is a tool used to generate a "state" for Horizon's tests. When I run it against an .rb script, it generates a single .sql file - essentially a 'pg_dump' of the sql ...
0
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0answers
29 views

How do i build a fiat payment processor(Gateway) on stellar

I want to develop a payment gateway that can be integrated into online stores, merchants can seamlessly receive payments directly to their bank account. I want to build all the features on stellar. ...
0
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1answer
32 views

High available stellar core

I'm looking for a way to run a high available stellar validator core. Right now I run one stellar connected to Postgres DB in a k8s pod. My question is if I want to for example run 3 nodes do I need ...
0
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1answer
59 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?
0
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1answer
185 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 ...
0
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1answer
13 views

Printing a PublicKey in C++

I've tried to print via: void printQuorumSet ( SCPQuorumSet set ) { for (auto validator: set.validators) std::cout << validator << ' '; } But that gives me: scp/test/...
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0answers
10 views

Node sync using s3 bucket

I have set up a Stellar private network consisting of two nodes. First node stores the history in a s3 bucket. 2nd node stores the history in local AWS. Now I try to connect a 3rd node with the ...
2
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1answer
112 views

Error while installing stellar core

I am trying to follow this tutorial in order to build a private stellar network. And I am still trying to install stellar-core. When I run ./configure, this is the error I get: ./configure: line ...
0
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1answer
30 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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0answers
20 views

Root account balance about my own private network and connect with stellar network

I have set up my own stellar private network and the root account balance of that network is 100B. This is because as per my knowledge in the stellar-core source code the root account balance is ...
3
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1answer
106 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-...
3
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2answers
600 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 ...
0
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1answer
20 views

Hand code a stellar transaction

I know how bitcoin transactions are built 4 Bytes version & 1 byte number of inputs ...etc similar to this how is stellar transaction built and signed ? Please help me find that information ? ...
0
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1answer
23 views

How much time to fully sync Watcher Node

How much time does it take for a watcher node to sync?
2
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1answer
40 views

Why is validator inactive on Stellarbeat despite logs showing validation activity?

I am trying to run a validator, and have configured it accordingly. I am running version 12.4 on an Ubuntu machine, which I installed using the stellar-core-postgres packages. According to stellar-...
0
votes
1answer
13 views

Stellar HD Path require apostrophe in the end?

I was recently going through some code and came across something new to me. The HD Paths for all the assets I saw ended with /0 but specifically for Stellar it ended with /0'. The complete form: m/...
0
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0answers
13 views

How to define your own value type?

I want to exchange not monetary values, but serialisable Plain Old Data Structs (say 4 int32 and char array of 128 items) in each message. One can not sum two of these values directly, yet can take ...
1
vote
1answer
17 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 ...
0
votes
1answer
41 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 ...
0
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2answers
40 views

If stellar-core maintains the data, how to view the deleted data

stellar-core will automatic maintenance.Maintenance code:main/Maintainer.cpp. it will delete old data in maintenance process,how to view the deleted data?
2
votes
1answer
132 views

How to connect to a stellar stand alone node?

My goal was to set up a small test network with two stellar nodes. Therefor, I forked the quickstart repo and made some small adjustments. I changed the public key and the network passphrase. On my ...
0
votes
1answer
85 views

Run core with catchup complete

I have a new stellar core instance with CATCHUP COMPLETE true and one stellar horizon instance with INGEST true. I'm totally new with stellar. I've started the core node and it's catching up the data....
0
votes
1answer
26 views

Network.usePublicNetwork(); showing syntax error

I have just migrated to AndroidX (which may or may not be related to this issue). However, Network.usePublicNetwork(); is now showing a syntax error: Below are my imports: import org.stellar.sdk....
0
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1answer
25 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 ...
4
votes
1answer
161 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: ...
1
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1answer
30 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 ...
0
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3answers
88 views

My stellar-core can't run on the Public

I just want to run a node which can download the public data.my config stellar-core.cfg like this: DATABASE="postgresql://dbname=stellar_core user=stellar password=123456 host=localhost" #配置数据存储路径 ...
1
vote
1answer
29 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 ...
2
votes
1answer
46 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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