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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 ...
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ı can not see local horizon api account detail

ı create public key with stellar sdk with node js; StellarSdk.Networks.TESTNET; const server = new StellarSdk.Server('http://10.5.0.6:8000',{allowHttp:true}); //const server = new StellarSdk.Server('...
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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 ...
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HD wallets and stellar federation

I am having a hard time figuring out how to link users with HD Wallets ( meaning multiple public keys ) and the federation data storage. which public key is to be stored in the federation database ? ...
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1answer
18 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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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 ...
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11 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 ...
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8 views

How can I sign a transaction to move XLM to another Stellarport account?

I need to sign a couple of tx/s to move lumens to another Stellarport account. How do I sign them? I am getting an error message every time I try to move them. Error Message: Sign Your Transaction In ...
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8 views

Is there a StellarGuard browser JavaScript SDK?

It says here that the sdk is for browser and node. But it does have require lines in the code and I can't seem to convert the code to run in the browser. I tried browserify but still to no avail. ...
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4 views

How does one add a feature in one's website to allow users to sign transactions with a hardware wallet?

I was wondering if there is an sdk for this, and if one has to code differently for each hardware wallet provider, or differently for the Stellar protocol.
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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 ...
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1answer
19 views

How to activate my Stellar Account?

We have been fighting for weeks and our broker can not deposit any XLM because our account is not activated. Please, let me know how to activate it. Thank you.
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SecretSeed = 'builder.SourceAccount.SecretSeed' threw an exception of type 'System.ArgumentNullException'

hello i have a error when i creeate opreation to send payment this my code Network.UseTestNetwork(); var source = KeyPair.FromSecretSeed("SDLS5BFFRBSQO5LQGHYTRCAWL3UIMI6EUVVX5IVL3ZZD2OU2HK5U45E7"); ...
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1answer
17 views

sold_amount and bought_amount return 0.0000 in /effects

After placing ManageOfferOperation, when we call /effects endpoint we are getting 0.0000 in sold_amount and bought_amount. Is this an issue of Stellar Core?
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transaction history

Hi Trying to find transaction history on Stellar Account viewer for tax reporting purposes. Sent 5000 XLM in August 2018 cant find address where i sent it. Account viewer operation ID gives me a ...
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1answer
20 views

Will a market offer trigger a new subentry?

A market offer is, for example, a bid offer that takes on an outstanding ask offer at the same price and amount, and vice versa. Since the offer will get filled immediately, will the network reject ...
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8 views

Can stellar help me launch a Service that helps people who cannot afford critical medical services through blockchain funding?

Start up I would like to know whether Stellar developers can help me launch a service ( that I will provide at little to zero cost ) for critical services that people can’t afford such as cardiac ...
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20 views

Paging REST API vs. Javascript API

The following issue: Using the REST API with parameters transactions?limit=10&order=desc&cursor=110560747485974528 I get the first new record. Using the Javascript Stellar SDK using ...
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21 views

Error 400, Stellar SDK JS

I'm building an API to transfer assets from stellar based wallets, I am currently using the JS SDK. This is my code below: var StellarSdk = require('stellar-sdk'); var express = require('express'); ...
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28 views

help me please with my wallet

help me.I installed the wallet for the Stellar Desktop client, now I go to the site and there are others, the one that I installed is no longer working or can I continue to use it further?
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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?
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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 ...
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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.
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12 views

Token Failure, OP_UNDERFUNDED

I have built a token via the stellar lab interface but i do not see updated balances in it, i created 21 billion but there is still 0 in it. I made it on the mainnet and have updated every trustline, ...
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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 ...
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20 views

Variable is undefined outside the function [JavaScript]

The variable tomlLink is undefined outside the function. I would like to know please how to get it defined. Thank you. var StellarSdk = require('stellar-sdk'); var server = new StellarSdk.Server('...
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Transaction is failing with the transaction result code of tx_bad_seq. Even if increment the seq number as some people are saying is not working

var account = new Account(source.AccountId, 290890833513676922L); var transaction = new Transaction.Builder(account) .AddTimeBounds(timeBounds) ....
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1answer
21 views

Exchanging fiat tether on SDEX

We have fiat tether tokens that we issued, each token is backed up by an equivalent amount on our bank account, currently we are able to switch between one tether into another using our own exchange ...
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8 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.
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37 views

Stellar a viable long-term solution to use on my site?

I just stumbled across Stellar today and it looks very promising. I'm working on a new personal project idea and was searching for a way to build a Venmo-like feature into my app when I discovered ...
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15 views

GCPVD53G4KMVXSADSANSAW4NEXHN55SYQ5YP7HKKZDP3D43IDHZFLTA7

My wallet has only one single transaction of 769.8721024 XLM. It was sent some weeks ago but has still not been credited . Can I open a ticket with the exchange and have my toekns recredited. ...
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12 views

Where to send a suggestion to rate limit testnet?

It appears to be under a DOS attack, or abusive usage It is clearly mentioned here: https://www.stellar.org/developers/guides/concepts/test-net.html that Testnet should not be used for stress or load ...
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27 views

What is hash signing default setting on Nano Ledger?

I was just navigating through my Nano Ledger and came across a prompt asking me to: Enable Hash Signing? I don't know what to do and am not sure whether it was enabled or disabled. There's no ...
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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: [ ...
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Interacting with external apis

Is there any way to get the stellar/horizon api to interact with the http://provable.xyz/ or oraclize.it service? Or is this something that I would have to do with ethereum?
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15 views

Compliance server does not check receiver's sanctions after 2nd call to fetch_info

It is exactly my issue : https://github.com/stellar/bridge-server/issues/35 I use a compliance server and I want to check both informations of sender and receiver. So I have set needs_auth to true ...
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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?
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version information not included when checking ./bin/kelp

I am a beginner in golang, and rarely used a UNIX environment before. I thought I would share the process I went through. To try to get Kelp up and running on Windows, I went through the following ...
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I withdrew my stellar 2x and it failed but Stellar wallet was withdrawn How do I get my cryto back

I am still waiting since 31 July . I sent two queries. I want to transfer my stellar to coinspot but it failed and your company charged me twice for the failure. Trezor said Hi Berni, Thank you for ...
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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 ...
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30 views

Error importing stellar-sdk into angular 8 project

We're trying to develop an app to interact with Horizon Stellar Server. We are new in the area and we¿re trying to Angular 8 and Ionic 4, but we havent been able to import the js-stellar-sdk ...
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16 views

How to setup horizon reverse proxy_pass in nginx in AWS EC2?

I have nginx config in AWS ECS as following. However, it is not working. Does anyone know how it works? The following what I set is not working... user nginx; worker_processes auto; error_log /var/...
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Network passphrase of stellar-core (Public Global Stellar Network ; September 2015) does not match Horizon configuration

I runned the stellar-horizon-cmd like this sudo stellar-horizon-cmd serve and I set all configuration parameters as environment variables, but it seems the $NETWORK_PASSPHRASE cannot be passed ...
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14 views

Cant find my stellar wallet

I havent logged into stellar.org for a while but when I went there to move my tokens to my Ledger, I dont find that icon. What am I doing wrong?
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1answer
19 views

Inflation calculation rule

What is the weekly inflation reward calculation rule? Is the reward calculated by the XLM owned by the bonus pool or calculated by the XLM owned by the current account? If I had 100XLM when voting for ...
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6 views

Not able to find latest data in local test node

Data not getting refreshed in the local docker container for test node I am trying to create an account on testnet,fund it and then use local horizon server to fetch the account details but local ...
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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....
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15 views

Error in starting multiple test node

I am trying to get multiple test nodes using a single docker compose file. version: "3" services: node1: image: stellar/quickstart ports: - 8001:8000 - 11630:11626 - ...
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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 ...
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38 views

How to provide password when running horizon db migrate up command inside docker container?

I have issues with horizon, when inside the docker container I run horizon db clear and I get the output There are 18 migrations to apply in the "up" direction. ... 2019/06/20 10:44:26 A database ...

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