Questions tagged [stellar-sdk]
For questions regarding a Software Development Kit (SDK) for Stellar client applications.
127
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8
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Stellar wallet balance at a point of time
Is there any way to find the balance of a stellar wallet at a point in time using any of the Horizon API? In Ethereum, we can pass the account along with the block number to get the balance at that ...
- 1
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8
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How to decode stellar XDR (ruby)
I want to get operation_id by decoding envelope_xdr.
I found the way to decode XDR by using golang.
How to decode stellar XDR
But, I couldn't find one by using ruby.
Can anyone help me to solve this?
- 1
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10
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AM TRYING TO MAKE A PATH PAYMENT OF XLM TO USD IN PYTHON BUT GETTING THE ERROR json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
def sendPathPayment():
try:
_json = request.json
_amount = _json['amount']
_senderPubKey = _json['sender_pubKey']
_senderSecKey = _json['sender_secKey']
_senderAssetCode = _json['sender_assetCode']
...
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20
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How can I check the balance for each account using node.js and mongo.db
Can I use MongoDB's public key to check the account's balance?
SignUp function
module. exports.signUp= async(req,res)=>{
const {pseudo,email,password}= req.body
try{
const pair ...
- 1
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0
answers
8
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How to get missing slot/ledger?
I am trying to get missed ledger/slot envelopes.
There is message GET_SCP_STATE.
But after subscribing I am not receiving the message about new envelopes.
Do you have any suggestion how to get last ...
0
votes
1
answer
20
views
What is the Trustor?
I am struggling with the Terminolgy.
allowTrust := txnbuild.SetTrustLineFlags{
Trustor: Whos Address?,
Asset: issuedAsset,
SetFlags: []txnbuild.TrustLineFlag{txnbuild....
- 115
0
votes
0
answers
3
views
Conver USD => GBP in stellar [duplicate]
I am working on Fintech startup company. I need to convert traditional fiat-currency exchange system to stellar-blockchain based system. I can take a use case transfer from GBP to USD
What do I need ...
- 1
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0
answers
30
views
Issues creating Muxed Account - dotnet-stellar-sdk
I hope this is the best place to find answers to this issue. I have attempted many times to create muxed accounts using this SDK (dotnet-stellar-sdk), but I continue to have this problem where any ...
- 21
0
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1
answer
24
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I Working around Stellar Multisig and I am getting
at Function.setOptions (C:\Users\user\Desktop\multisig\node_modules\stellar-base\lib\operations\set_options.js:137:13)
at setMultisigOnEmekaAccount (C:\Users\user\Desktop\multisig\multisig.js:30:...
- 1
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0
answers
12
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Django Polaris not processing pending deposits
I have implemented the integrations:
register_integrations(
deposit=MyDepositIntegration(),
withdrawal=MyWithdrawalIntegration(),
fee=fee_integration,
...
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0
answers
4
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Please i need derailed help on SEP24 setup , a tutorial would be great
I'm not an expert in python so setting up my Anchor SEP 24 server via polaris is giving me issues, just a suggestion can we have the stacks for integration changed to have more language options.
...
0
votes
1
answer
44
views
Transaction not supported
I configured a private Stellar blockchain network composed of 2 nodes. When I try to create an account on this private blockchain I get the following error:
stellar_sdk.exceptions.BadRequestError: {
...
0
votes
1
answer
46
views
How to create Stellar Muxed accounts using java-stellar-sdk
How to create Stellar Muxed accounts using java-stellar-sdk-0.31.0.jar,
I want to create Muxed account with id 1 from custodian account
GBMHTX6VOIIS4FNQSMTSWVHCMVCJXTTNXTIY3SBXI5K4NLDCTV5CJLZE
...
1
vote
0
answers
42
views
Getting op_cannot_claim error code, can't claim claimable balance
I'm getting an op_cannot_claim error code, when trying to claim claimable balance.
I've checked the docs, they don't mention this error code at all.
let account = await server.loadAccount(pairA....
- 11
1
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0
answers
31
views
Understanding behavior of stellar API result codes
I am facing a challenge with stellar APIs while transferring funds from one wallet to another. The API fails with status 400 and the result code is 'op_no_trust'. I can verify that the destination ...
- 11
1
vote
1
answer
26
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sep-24 deposit in polaris 2.1.0 not work (polaris 1.6.4 worked)
I tried to use Polaris 2.1.0 deployed in kubernetes.
sep-24 deposit did not work in demo-wallet using I created test token (when I used Polaris 1.6.4, it worked).
When I tried sep-24 deposit, Error ...
- 21
0
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0
answers
34
views
If Stellar key pairs are Ed25519, does this mean that minisign keys can be as Stellar keys?
Can I use minisign keys, which are ed25519, as unique Stellar keypairs?
https://stellar.github.io/js-stellar-sdk/Keypair.html
https://jedisct1.github.io/minisign/
- 1
1
vote
1
answer
99
views
How to reserve a transaction sequence number?
I have a multisig account and need to initiate a transaction for set option operation. So prepared a transaction which will be expired in 7 days and within this time all (3 out 3 signers) has to sign ...
- 188
0
votes
1
answer
28
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. ...
- 115
0
votes
1
answer
86
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
2
answers
90
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
1
vote
0
answers
123
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, ...
- 11
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0
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33
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
1
answer
32
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/...
- 103
0
votes
1
answer
19
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
1
answer
157
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("...
- 113
1
vote
1
answer
52
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. ...
1
vote
1
answer
72
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 ...
- 117
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1
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47
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
votes
1
answer
176
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
1
answer
62
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" ...
- 115
0
votes
1
answer
114
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 ...
- 1
0
votes
1
answer
145
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 ...
- 143
0
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1
answer
41
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 ...
2
votes
1
answer
111
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. ...
- 21
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1
answer
64
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 ...
- 1
0
votes
1
answer
65
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.
2
votes
1
answer
144
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 =...
- 21
0
votes
1
answer
80
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 ...
- 111
1
vote
1
answer
94
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 ...
- 105
0
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1
answer
50
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 ...
- 103
0
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1
answer
79
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
1
answer
51
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/...
- 25
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2
answers
78
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
1
answer
32
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 [...
- 1
0
votes
1
answer
47
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
1
answer
39
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
1
vote
0
answers
36
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('...
- 111
3
votes
1
answer
111
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, ...
- 33
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1
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180
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 ...
