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.

Filter by
Sorted by
Tagged with
2
votes
1answer
71 views

Error while installing stellar core

I am trying to follow this tutorial in order to build a private stellar network. https://labs.imaginea.com/post/stellar-bc-wallet/ And i am still trying to install stellar-core. when i ran ./configure ...
0
votes
1answer
9 views

What is <HISTORY-LABEL> in stellar-core new-hist command?

The Error: Nov 05 08:47:34 ip-10-31-37-117 stellar-core[8828]: cp: cannot stat '/var/www-host/stellar-core/history-cache/history/01/96/91/history-0196913f.json': No such file or directory Nov 05 08:...
2
votes
1answer
38 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 ...
0
votes
0answers
8 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 [...
1
vote
1answer
15 views

How is operation ID calculated?

I am trying to understand how the integer operation ID returned by horizon REST API is calculated. I found this answer which mentions the inputs of the calculation but does not show how to perform ...
0
votes
1answer
142 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 ...
2
votes
1answer
75 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 ...
0
votes
1answer
30 views

When total coins will exceed beyond its storage data type

The total initial coins are 1000000000000000000 which is stored in const int64_t data type. Now this particular data type can support maximum 19 digits number. THis whole coin is possessed by root ...
0
votes
0answers
3 views

What is the meaning “could not serialize access due to concurrent update” and “ERR_LOAD”?

Nov 05 05:56:11 ip-10-31-37-117 stellar-core[2512]: 2019-11-05T05:56:11.255 GDPUZ [Overlay ERROR] PeerManager::store error: Cannot execute query. ERROR: could not serialize access due to concurrent ...
0
votes
0answers
5 views

Install Stellar Core with errors “Could not find pg_ctl or pg_ctlcluster?” in Production

I need to install stellar-core and horizon in Production. I got the ERROR mention it need pg_ctl or pg_ctlcluster. I choose AWS as following: AWS EC2 t3a.medium. 2vcpu + 4GB RAM AWS RDS PostgreSQL ...
0
votes
1answer
16 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
votes
0answers
12 views

Why do I have to backfill nodes each time?

I just created a new deployment of Stellar Core, Horizon-Ingest and Horizon nodes. My Core is at the top of the chain and fully synced. After confirming that it was indeed synced, I started the ...
0
votes
1answer
38 views

New node is lagging behind the old one

Hi I was doing some experiment (especially after the news of stellar network going down) in my simple 2 nodes private network and got some confusion. Here are the steps I follow: Configured network ...
0
votes
0answers
15 views

Storing public keys offchain

I am currently building a project around stellar and I came to the problem of storing public keys of my users. In my project I need public keys to be able to get the balances and show them on a ...
0
votes
0answers
10 views

Stellar Core Upgradation

I am running a stellar core with version v10 and need to upgrade it by latest one. In postgres database, records are stored. No upgradation steps are available in stellar developer guides. Need to ...
3
votes
1answer
83 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="...
-1
votes
0answers
16 views

run a watcher node for wallet service

I'm a crypto wallet developer and I'm trying to run a watcher node for my wallet. I have a few queries for watcher node. 1. Can I get all transactions and accounts if I run a watcher node? 2. why is ...
0
votes
1answer
16 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 ...
0
votes
0answers
8 views

Upgrading my wallet from old network to the new one “Email linked to it is lost”

I had a XLM wallet since it named "STR" and since it was first appeared in the market. I tried to login into it today and I got this: "The upgraded Stellar network is here! You have: xxxx STR When ...
1
vote
1answer
16 views

Transferring among different assets under the same account

Lets say ive an account with 2 assets USD, GBP and native asset as well. Can i transfer between USD and GBP belonging to same account ? Is it possible
1
vote
0answers
11 views

(Install Error) Package stellar-horizon-postgres is not configured yet

1- I cannot install stellar horizon it gives an error. I tried this solution https://stellar.stackexchange.com/a/2400 but it didn't work. 2- I tried this solution https://github.com/stellar/packages/...
5
votes
1answer
77 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 ...
4
votes
1answer
81 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: ...
4
votes
2answers
72 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
votes
1answer
28 views

How to set XLM masternode in local or aws server like btc node daemon

docker commands, I'm using for testing purpose in our local machine docker run --rm -it -p "8000:8000" --name stellar stellar/quickstart --testnet but Where to set config file? How I can create ...
0
votes
2answers
48 views

Unable sync my updated node stellar-core (v11.4.0), Please Help

General information We have a private network based on stellar. I update the new release of stellar-core v11.4.0 but, my node stuck on catching up state and restart over and over. Our network nodes ...
1
vote
0answers
6 views

Native deployment of stellar pubnet

I was trying to setup stellar-core natively ( without docker) but couldn't find relevant docs on setting up databases, permissions ect. Using docker, it's quite simple: docker run --rm -it -p "8000:...
0
votes
2answers
40 views

Would like to know if my stellar node running properly?

Below is what I see on the web frontend at http://my-dummy-stellar-node-domain.com:11626/info To my limited knowledge about Stellar, I see that ledger hash is not changing. Is that a healthy sign? ...
3
votes
0answers
12 views

Compiling on CentOS & Fedora

I have written spec files for packaging Stellar-core in the CentOS/Fedora and perhaps eventually RHEL. This works locally with the "make check" step however when I run "make check" on the remote ...
0
votes
0answers
9 views

What is the difference between the preconfigured packages and the binaries

We have different options for installing the stellar-core and horizon specially. What is the difference and where shall a new user start to be able to configure a custom anchor?
0
votes
0answers
8 views

Why the bridge server in Stellar Network archived?

It seems that the bridge server is archived. Is there any alternative for it? What can be the best replacement for it? Thank you.
1
vote
1answer
22 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
votes
1answer
31 views

Getting up and running with a Stellar-Core and Horizon with a Database

I am new to the Stellar world and wanted to set up a node (Stellar Core, Horizon and a Database) for the first time to run as an anchor. However, I couldn't figure it out from the documentation how to ...
1
vote
3answers
40 views

Transactions vs Operations

Stellar offers a model in which Operations (ops) are aggregated into Transactions (tx) which are aggregated into blocks. You can stuff 100(?) ops in a tx and 100(?) txs in a block (or ledger). but ...
0
votes
0answers
11 views

problem running the core+horizon container in standalone mode

I can start a standalone container with this command: sudo docker run --rm -it -p "8000:8000" -v "/home/maxou/stellar:/opt/stellar" --name stellar stellar/quickstart --standalone I can call rest ...
0
votes
1answer
37 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?
3
votes
2answers
46 views

Stellar's Quorum Structure

In the Stellar whitepaper, there are examples of various Quorum structures. Which one does Stellar use? Is there a visual representation that I should look at?
0
votes
1answer
137 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
votes
1answer
51 views

Stuck in “Joining SCP” state with info “Lost track of consensus”

I just trying to build a private network with two nodes(two different physical hosts) and all of two nodes are validator nodes, but I just stuck in the "Joining SCP" state when I run stellar-core run -...
0
votes
0answers
7 views

How to clean up PostgreSQL database safely?

The storage of VM which installed stellar core and horizon is full. It cannot update latest ledger anymore. How can I safely to clean PostgreSQL database? The stellar core is installed in docker.
3
votes
1answer
89 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
votes
2answers
521 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
votes
0answers
17 views

stellar testnet drop my stellar core

I got the ERR_LOAD and drop me. Does anyone know how to figure out where the problem is ? 2019-08-13T02:59:47.846 GDJAU [Ledger INFO] Got consensus: [seq=201440, prev=7c753d, txs=39, ops=98, sv: [ ...
2
votes
0answers
31 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 = '...
0
votes
2answers
39 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?
0
votes
0answers
20 views

Stellar Beta did not transfer XLM yet charged me twice

I tried to withdraw XLM from my trezorto coinspot but it did not o through. Yet your exchanged charged me 2x. Email of trezor below. I have the error message. How do I email to you. Thank you for ...
0
votes
1answer
44 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
2answers
26 views

How to quickstart to pubnet while install SDF package

I had check previous question switch from testnet to pubnet, However, the answer is not helpful. I had installed stellar SDF package three times and switching pubnet after successfully install. How ...
0
votes
1answer
19 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
117 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: ...