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2
votes
0answers
27 views

Bifrost gives Internal server error 500

I am getting an internal server error if (requestData === undefined) { requestData = null; } // Send the request request.send(requestData); // The error is given at this line ...
5
votes
1answer
96 views

Bifrost Ethereum Addresses

We found this quote online: That being said, there's an important difference between bitcoin and Ethereum that you need to be aware of. AFAIK in bitcoin you can create a transactions that ...
4
votes
1answer
153 views

Is it possible to fully sync Stellar node without history archive access?

The answer to this question might be trivial, since the Stellar foundation history archives might be always available, but I am just trying to understand how the full syncing works. Could I complete ...
4
votes
1answer
76 views

Amount in XDR is negative. Why?

I'm trying to submit a transaction that includes a payment operation. Sometimes the transaction succeeds. However, sometimes it fails. I believe this has something to do with the decimal being ...
8
votes
3answers
371 views

Storing Secret Key for Smart Contracts

I'm currently working on a project that will implement multi-signature smart contracts to process our transactions. I have a quick question and am looking for input on how best to do this. My team ...
6
votes
3answers
245 views

What's networkPassphrase used for?

I'm confused. The Stellar docs said there are currently three network maintained: testnet, standalone, and public. To differentiate between them we have to change the network passphrase. I know that ...
2
votes
1answer
100 views

Constant retry to publish queued checkpoints

my goal is to host a full archive node and I started a Stellar full sync process three days ago and it is still applying checkpoints. I am getting a command line output, that Stellar is constantly ...
5
votes
1answer
112 views

Stellar Bridge not POSTing callbacks with mac_key configured

Background: using Bridge Server v0.0.30.0 I'm making payments to a test account and looking to receive callbacks. I've been successful so far, but I'm going through securing the callback endpoint. ...
3
votes
1answer
214 views

Do I need to run Stellar-core and horizon to conduct crowdsale?

Do I need to run Stellar-core and horizon-server to conduct crowdsale ? if yes, Why stellar public horizon is not enough for this case (crowdfunding) ?
4
votes
1answer
42 views

How could I distinguish contributors on crowdsale?

lets say that I will conduct a crowdsale from my website instead of selling our tokens form stellar decentralized exchange. lets say I have two investors A and B and they will send their XLM to our ...
3
votes
2answers
70 views

Are federated Stellar Addresses (username*domain.tld) universally supported?

Is it safe to assume that payments to federated stellar addresses username*domain.ltd are universally supported? Are there wallets/apps out there that would possibly reject those? Because they have ...
4
votes
1answer
359 views

Account address string length always 56?

Modeling DB table. Is the account id (public key) string length always 56 and always will be?
3
votes
1answer
43 views

When A sends a signed transaction to B, is the data operation visible in the transaction ?

When A sends a signed transaction to B, is the data operation visible in the transaction ? Are the details of the transaction visible to B ? We are planning to put some key value pairs in the ...
3
votes
2answers
119 views

Setting Data with the Go SDK

I recently started using the Go SDK to interact with the horizon testnet. I am able to read data from the account key/value store using the func (*Account) GetData method: stellarAcc, err := client....
4
votes
1answer
235 views

For 'txBadSeq', when is tx_fee charged?

Test Plan: The testing transactions were all "Pay 0.0001XLM", and there is far enough XLM to send. 5000 channel accounts were set up to try to prevent bad seq, but unfortunately it still happens as ...
2
votes
1answer
74 views

Testnet vs. Public Net specific Federation Servers

What would be a good design for federation servers in our deployment? We have a production environment and a staging/QE environment. We'd like the production environment to have a federation server ...
3
votes
1answer
42 views

What is HorizonRequestError error 11?

Horizon returns errors with numbers, but as far as I can see, there aren't numbers in the error reference. The operation couldn’t be completed. (stellarsdk.HorizonRequestError error 11.) What is ...
4
votes
2answers
168 views

Payment listener bridge timeout error

Dear Stellar entusiastas, I am set up a bridge server in the google cloud. When running the bridge server, I have this kind of error: ERRO[0200] Error while streaming: only expected 1 event, got: 0 ...
4
votes
1answer
818 views

Convert XDR to text

I want to convert the XDR fromat of the transaction to text using JS or java SDK in stellar.Or if there are any methods outside stellar also fine.
6
votes
2answers
208 views

How to determine sequence no for pre-authorised transaction with time bound validity without blocking other new possible transactions

If a pre-authorised transaction is created for time bound validity after 50 days and submitted to the network, does this mean another transaction before 50 days cannot happen as the sequence number ...
5
votes
1answer
91 views

Could I apply this token scenario in stellar?

I want to create a "Bonus Token" that will automatically be sent to an account that pays with this token. If a sender uses the token to pay multiple times per day then they will only receive the "...
1
vote
1answer
112 views

Account creation on stellarterm

The first step of an account creation on https://stellarterm.com is to generate a key-pair. I can log in using the secret key - the service returns me the public key, aka my wallet account ID. It's ...
3
votes
2answers
111 views

Is it possible to have several issuers of an Asset?

I would like to use an asset as sort of a "counter". I would have several accounts that get authorized to be counters, and they can create and send assets to a single account that is collecting all ...
2
votes
1answer
71 views

Can somebody explain pricing like I'm 5?

For Manage Offers: Can someone please explain offer pricing with a concrete example? (no foo/bar references please). Stellar wants a numerator and denominator for a price? How does this make any ...
1
vote
1answer
83 views

Python / Django - Accept payements ? Seed storage?

Tried to search over github for a readymade Django Stellar Package, is there any available or do I have to start from scratch using the Python SDK ? How to safely store the seed/mnemonic for a public ...
4
votes
1answer
300 views

How can I convert the built 'transaction' in XDR format?

Before I submit the transaction to the network I want to convert the 'transaction' in XDR format so that I can save it to database for future reference. I am using Stellar JS library. How to do it?
2
votes
2answers
438 views

Error in submitting the multisig transaction

The below code is the multisig transaction to submit to stellar horizon testnet. When I am submitting the transaction, I am getting the submission failed error. var alice_public_key = '...
1
vote
1answer
2k views

Multiple dex files define Lokio/AsyncTimeout$Watchdog;

After adding Stellar-SDK jar file and syncing Gradle, I did a clean and rebuild of my project and got this error. It seems that same class was used by another jar that has been added as dependency in ...
1
vote
1answer
175 views

Need help getting result_codes using JavaScript SDK on Node. Failed to make a payment

I'm using the JavaScript SDK in Node and have run into a problem making payments on the testnet. I catch the error but am unable to parse it to get at the result_codes which show as [Object] when I ...
1
vote
1answer
49 views

How to retrieve Operations for a certain Asset?

I've been reading the js-stellar-sdk and I didn't find a way to retrieve the operations for a certain Asset. How should be this done?
1
vote
1answer
42 views

What is the default limit on the number of transactions returned for a `Server.transactions` request?

Using the Stellar Javascript SDK, what is the maximum number of transactions that will be returned for a request to server.transactions().forAccount(accountId).call() before I have to worry about ...
1
vote
1answer
72 views

best way to store and retrieve an Asset

Does anybody know best way to store an Asset descriptor once it has been created with Asset.createNonNativeAsset(currencyName, issuingKeys);? How do we store it and retrieve the reference when we need ...
1
vote
1answer
78 views

Error while setting up Stellar Python SDK on Amazon EC2

SO I run the command sudo python3.6 -m pip install stellar-base and I am getting the error: e) Requirement already satisfied: idna<2.7,>=2.5 in /usr/local/lib/python3.6/site-packages (from ...
2
votes
1answer
205 views

Good methods for Stress Test to prevent tx_bad_seq?

During a manual stress test with js-stellar-sdk, some transactions may be responded slower (e.g. 10 sec). At high TPS, asynch programming possibly causes server.loadAccount() to get the same tx_seq, ...
2
votes
2answers
155 views

Simple Transaction Issue

I am working on a small and very basic project, essentially doing a POC involving stellar transactions. I am a newbie with stellar. I have two clients running the same code, and a 'banker' who ...
1
vote
1answer
194 views

Unable to save data using Horizon on private testnet

I have a Horizon server 0.12.3 and Stellar-Core 9.2.0rc6 running locally. When I send a create account operation using the root account as the source, the new account creates properly. However, when ...
2
votes
1answer
87 views

Can't close server stream

The other existing question didn't work for me. (How to close a stream event?) I set up a class to handle and switch streams. In the constructor, I define and initialize the stream this way: ...
4
votes
1answer
79 views

How to extract the public address from the private seed in python?

Given the private seed, how do I get the public address in Python using Stellar's SDK?
6
votes
2answers
287 views

How to serialize, send over network, deserialize a transaction envelope for multiple signatures?

I'm trying to send over the network a base64 encoded string representing a partly signed envelope. I need to parse the string back to the original javascript object in order to add a new signature to ...
5
votes
1answer
198 views

How to add a signature using Ledger Nano

I'm trying to add a signature using a Ledger Nano HW wallet but I could not find a question about it. I'm going to research the topic and post a working solution for that.
2
votes
1answer
66 views

Python Stellar SDK Test Net

I'm confused on how to use the Stellar Testnet for python. I have set up the friendbot to create an account. ('https://friendbot.stellar.org') How do we set up a balance on the testnet using the bot?
1
vote
1answer
81 views

How to get wallet id of an order?

I want to block some dumpers of my coin. Is there any Java code which I can use to get the wallet id of the low offers? For example if someone is buying less then 0.1 I want to get that offer and the ...
2
votes
1answer
38 views

Is there anyway to get the amount of asset which you sent?

as an ashore is there anyway to get the amount of the asset which you sent to the other wallets? like the the addition operation .
4
votes
2answers
199 views

How to use the ManageOfferOperation with Assets in the Java SDK?

Right now I'm playing around with the test server Server server = new Server("https://horizon-testnet.stellar.org"); The Stellar getting started guides are very well written, but definitely ...
2
votes
1answer
66 views

How to parse current offers with the Java SDK

Sorry for another illiterate question, but how the heck do you parse the https://horizon-testnet.stellar.org/accounts/ACCOUNT_PUBLIC_ID/offers page? There is almost no documentation on this. I have ...
5
votes
2answers
418 views

How do you cancel all open trades for a Stellar account?

I'm looking at the Java docs and I can't find any way to delete every order for an account. Is there an easy way to cancel/remove all open trades/offers?
4
votes
1answer
84 views

java sdk leaking threads; my fault or bug?

In the simplest case, when I have a KeyPair key for an account that doesn't yet exist, and call // private Server mServer; // declared and intialized elsewhere mServer.accounts().account(key); it ...
2
votes
1answer
82 views

How can i can freeze credit held by another account in Stellar SDK?

I read the guide from stellar.org but still couldn't find a solution. This is the guide: https://www.stellar.org/developers/guides/issuing-assets.html https://www.stellar.org/developers/guides/...
5
votes
2answers
852 views

Can you burn custom tokens on the Stellar network?

I'm curious if the Stellar network has the ability to "burn" or "freeze" custom tokens created on the network. The two use cases would be: Token is assigned to an account and should be frozen and ...
2
votes
2answers
421 views

tx_bad_seq error when creating account with the root account of Stellar private network

I constructed the Stellar private network on my Mac following https://www.stellar.org/developers/stellar-core/software/admin.html#starting-a-new-network with postgres and horizon server. I know what ...

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