Questions tagged [stellar-sdk]
For questions regarding a Software Development Kit (SDK) for Stellar client applications.
125
questions
0
votes
1answer
8 views
Payment Transaction taking 6 seconds
Using the SDK and making very basic payments from one wallet to another with a digital asset. The issue is that every transaction that is made takes 6 seconds from call to response from the SDK. ...
0
votes
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 ...
0
votes
2answers
20 views
Is there any option to get the price of XLM via python stellar_sdk or API?
For example XLM = $0.3537 now
Is there any option or API&SDK script for it?
or Do I have get it from other website?
1
vote
0answers
15 views
Transactions keep failing with reason 'op_under_dest_min'
I have written a simple program to swap assets using the strict_send method available stellar sdk for interacting with Horizon HTTP API.
Below is the code construct - it's not productionized however, ...
0
votes
0answers
14 views
How to make a stellar project using the Django framework?
I have been tasked to develop a stellar platform and want to develop it in Django, but I have not found any documentation or specification in Django. Here are my requirements:
Register/Login
input ...
0
votes
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/...
0
votes
1answer
14 views
Can I authorize a user to only perform the 'Manage Data' Operation, and none of the other Operations
Can I authorize a user to only perform the 'Manage Data' Operation, and none of the other Operations listed here:
https://developers.stellar.org/docs/start/list-of-operations/
I noticed that the ...
0
votes
1answer
44 views
How to check if Stellar's account is valid or exist?
How to check if account does not exist with the Java SDK? and how to know if a public key is valid?
I found one way to the first question but is not a clean solution
Server server = new Server("...
1
vote
1answer
23 views
How to properly set 'Value' in a ManageData operation on Stellar-SDK in Python?
I'm trying to set up a managedata operation. I added the following to my transaction:
.append_manage_data_op(data_name="Hello", data_value="World")
However, it doesn't go through. ...
0
votes
0answers
10 views
ChangeTrust python
I'm trying to ChangeTrust operation using stellar api, that's my codes https://pastebin.com/TSN7Uu1A and i get this error
Traceback (most recent call last):
File "C:\Users\i9\Desktop\tokend.py&...
0
votes
1answer
26 views
How do I add a trust line to a new account
The following code creates an account, except for the part where I try to add a trust line to an asset. It returns a code 400. What am I writing incorrectly regarding the add trust operation?
const ...
0
votes
0answers
17 views
How to load initial lumen into accounts programmatically
I'm quite new to stellar and have been reading through the documentation, suppose I want to create an app that allows users to send money across borders, as they are signing up I would have to create ...
0
votes
1answer
25 views
Using Stellar SDK and account on Ledger
Perhaps what I am trying to do is not possible, but here is what my goal is:
I want to transfer XML stored on my ledger device to another account using Stellar SDK. I have the 24 worked mneumonic, was ...
0
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0answers
17 views
How i can develop NTF on Stellar Smart contact?
I want to develop a token smart contract on stellar and NFT on stellar smart contract. Can you pls help to find the process to develop this
0
votes
0answers
20 views
Create claimable balance stellar operation, claimant.predicate
How to make sdk.claimant.predicate call with json object.something like this => {"_destination": "destination", "_predicate":{"and":[{"or":[{"...
0
votes
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 ...
0
votes
0answers
13 views
Remittances SEP-0031
I need help to set up our dev environment for remittances using SEP-0031. Here after loads of research and some tries, To be able to do setup things we tried setting up SEP-0031 Anchor server, which ...
0
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0answers
23 views
SEP-0031 Setting Up Dev Env
I need help to set up our dev environment for remittances using SEP-0031. To be able to do that we tried setting up SEP-0031 Anchor server, which we managed to do successfully, but now we are unable ...
0
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0answers
19 views
fees from custom tokens on the standalone network Stellar
Is it possible to write off a commission from custom tokens, during transactions, and not from xml, in a standalone network Stellar.
0
votes
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 '...
1
vote
1answer
45 views
Are lumens required for a custom network?
New to Stellar so forgive me if this is not the smartest question, but are real lumens still required on a custom network? I would like to use the stellar blockchain for "transaction" ...
0
votes
0answers
16 views
SEP 30 Implementation Queries/issues
SEP30 still in draft hence we looking to implement it. while implementing this there are some issues/queries which i need help.
1.Register account (POST /accounts/<address>) :
Here the <...
0
votes
0answers
5 views
Transfer XLM from Stellar Expert account to Nano Ledger wallet? [duplicate]
I tried using the staking opportunity and ended up transferring XLM from my Nano Ledger wallet to a Stellar Expert account. How do I transfer the XLM back to my Nano Ledger wallet?
0
votes
1answer
41 views
Could not connect to stellar testnet using stellar testnet url
I tried getting balance of my stellar account after generating key pairs using the following code:
const server = new StellarSdk.Server("https://horizon-testnet.stellar.org");
// the JS SDK ...
0
votes
0answers
9 views
Using Angular 7 and having cannot read property useTestNetwork
import * as StellarSdk from ‘stellar-sdk/dist/stellar-sdk.min.js’
In my constructor I have:
This.stellarServer =new StellarSdk.Server(‘https://horizon-test net.stellar.org’);
StellarSdk.Network....
0
votes
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 ...
0
votes
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 ...
0
votes
0answers
19 views
SEP-10 Authentication Sample
I've read the documentation about the SEP-10 Authentication Protocol of the network but is kinda overwhelming for me.
Do have any available code snippets for the said process able to study thoroughly. ...
0
votes
1answer
41 views
can not delete create passive sell offer
in stellar docs
(https://developers.stellar.org/docs/start/list-of-operations/#create-passive-sell-offer)
Amount of selling being sold. Set to 0 if you want to delete an existing offer.
if I set ...
0
votes
1answer
40 views
Cannot install via npm for node on Windows
I'm trying to download the stellar SDK for my angular project but the npm install fails.
0
votes
0answers
18 views
ClaimClaimableBalance
I written one java code which for ClaimClaimableBalanceOperation but after submitting the transaction it returns nothing, only null even not error code. I have created the accounts and Claim on ...
0
votes
0answers
11 views
Document did not contain stellar_address
I'm a Stellar beginner trying to validate an account I just created as follows:
val server = FederationServer("https://horizon-testnet.stellar.org")
val keyPair = KeyPair.random
for {
...
0
votes
0answers
6 views
CreateAccount stopped working on GO Client SDK on latest version
I have the following code that used to work:
client := n.getClient()
// get the account details for master account
masterKey := keypair.Master(n.passphrase)
ar := horizonclient....
0
votes
0answers
15 views
stellar-sdk.js:9457 POST https://horizon-testnet.stellar.org/transactions 400 (Bad Request)
whenever I run this HTML page
<!Doctype html>
<html>
<head>
<script src="https://cdnjs.cloudflare.com/ajax/libs/stellar-sdk/0.11.0/stellar-sdk.js"></script>...
0
votes
0answers
6 views
const pair = StellarSdk.Keypair.random(); ^ ReferenceError: StellarSdk is not defined
when ever i try to run this code
// create a completely new and unique pair of keys
// see more about KeyPair objects: https://stellar.github.io/js-stellar-sdk/Keypair.html
const pair = StellarSdk....
0
votes
1answer
57 views
How to add memo to transaction?
I want to create a transaction with a memo, but i keep getting error
this.memo.toXDRObject is not a function at TransactionBuilder.build
code:
let fee = await get_mining_fee();
const txOpts =...
0
votes
1answer
48 views
xdrlib.Error: value=-915689825 not in enum ClaimableBalanceIDType, when I try to claim the created balance
so I'm trying to implement claimable_balances example using the python-sdk, I'm able to use append_create_claimable_balance_op and create a claimable balance from the sponsor's account.
but I don't ...
1
vote
1answer
76 views
Is digital bank with Stellar possible?
Consider a digital bank with multi-currency deposits of crypto tokens (mirroring fiat), token exchange, transactions and digital wallets. The bank should charge configurable transaction fees with the ...
0
votes
1answer
35 views
How to allow the trustor(account) to trust the asset I created
I want to make a account (public key) to trust a asset I issue myself.
When I run an allowTrust operation, snippet below, I get op_no_trustline error :
const issuingAccount = await ...
0
votes
1answer
58 views
Error when django-polaris installation
When I try to install django-polaris using the command pip install django-polaris it thrown an error
Could not find a version that satisfies the requirement django-polaris (from versions: )
No ...
0
votes
1answer
25 views
How can I access the Horizon:Error Response after raising error in code
After an error raised during a Transaction submission with server.submit_transaction() how can I access the corresponding (Horizon Response JSON object) https://developers.stellar.org/api/errors/...
0
votes
2answers
58 views
How to prevent programmatic Stellar account creation
I've created an app that includes a Stellar account creation as part of he sign up process. Someone is problematically creating accounts, which keeps draining my distribution account that I use to ...
0
votes
1answer
26 views
Wonder why "Custom Asset" [Paymeny] flow, doesn't affect the "Balance" of the "Paying Account" (Sender)?
Hopefuly things are going fine with ya'll.
I've created a [Custom Asset] asset_code="FAZ"(Alphanum_4) by set of Accounts (Source,Issuer,Distributor,Consumer) on Stellar Test-Net.
Set [...
0
votes
1answer
39 views
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 ...
0
votes
1answer
17 views
Stellar Bifrost JS SDK Getting error says params.recoveryPublicKey is invalid
As per the instructions I modified the example.html file from
https://github.com/stellar-deprecated/bifrost-js-sdk
I set the params as follows:
var params = {
network: 'test',
horizonURL: '...
1
vote
0answers
23 views
406 : "not applicable" when trying to stream DEX offers
I am trying to stream my dex offers, but I keep getting 406 : not applicable
To Reproduce
// "stellar-sdk": "^5.0.2",
let StellarSdk = require('stellar-sdk')
let server = new StellarSdk.Server('...
3
votes
1answer
52 views
How can I decode the address from XDR envelope
I am trying to write a page to show all the transaction history of an account, I use StellarSdk.xdr.TransactionEnvelope.fromXDR(page.records[0].envelope_xdr, 'base64') to get the transaction envelope, ...
0
votes
1answer
83 views
How can I view transactions within a specific date range?
Is there any solution for filtering transactions by date?
Scenario: I wanna fetch transactions for a specific account in a specific range of date like 2020/04/04 to 2020/05/04
I looked for it a lot in ...
1
vote
0answers
47 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. ...
2
votes
1answer
128 views
Error tx_bad_seq, is it just about the sequence number?
I have a problem broadcasting a transaction for stellar.
It ends and gives me the error tx_bad_seq. The thing is I have checked and rechecked the account sequence number multiple times. I feed in the ...
