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2
votes
1answer
68 views

Trustline Created At from Horizon Database

I try to find when is trustline to an asset is created in horizon database. I joining history_effects, history_accounts, history_operations and history_transactions. I got created_at field on ...
8
votes
3answers
370 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 ...
3
votes
1answer
235 views

What is the Bottleneck for Stellar TPS (for a private network)?

There are discussions on different forums about how good in terms of TPS (transaction per second) Stellar can be. If I would like to achieve higher TPS, is hardware likely to be the only bottleneck? ...
7
votes
2answers
234 views

How to resolve node hanging when downloading history?

I'm basically following this tutorial https://galactictalk.org/d/20-setting-up-stellar-core-on-centos-7 but on ubuntu and my node is giving the following errors: Mar 26 18:14:45 stellar-node stellar-...
2
votes
2answers
173 views

Bifrost: How to access ETH, received after ICO?

Bifrost is configured with an ethereum master_public_key, generated for e.g. with this web app https://iancoleman.io/bip39/, by specifying the "BIP32 Extended Public Key". The question is what would ...
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?
3
votes
1answer
126 views

Can a token issued on Stellar determine its own transaction fees?

Would a token that plans to take an additional percentage Lumens for transaction fees be possible to create on the existing Stellar network?
4
votes
1answer
65 views

Formal Verification of Smart Contract in Stellar

Are there any tool to verify the smart contract in Stellar ? From the tutorial, "Code can contain bugs or may not perform as intended. Be sure to analyze and agree upon all possible edge cases when ...
6
votes
2answers
400 views

Hardware/OS Requirements/Recommendations for running a Full Validator Node

What would be the recommended hardware specs for a dedicated Full Validator Node server? I read here (How big is the ledger?) that I can currently expect ~60GB disk space used by the core and ...
1
vote
1answer
174 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
309 views

horizon db clear

I run the following commands: horizon db clear horizon db backfill Error: 2018/03/24 14:29:55 network-passphrase is blank: reingestion requires manually setting passphrase How to reingest the ...
1
vote
1answer
639 views

Error tx_bad_seq

In almost every case, this error indicates that the transaction submitted in the initial request will never succeed. There is one exception: a transaction that fails with the tx_bad_seq result code (...
1
vote
1answer
55 views

How I can buy SLT for gryvna (Ukrainian money)?

Is that possible to buy SLT (SmartLands token) for UAH (Ukrainian hryvnas)?
1
vote
1answer
44 views

Build and link a federation server to a community forum?

Another noob question, thanks in advance for your patience, sorry if not enough specific : I have a small community forum (a phpbb forum), and i would like to allow members to send test-lumens or ...
1
vote
1answer
107 views

Payment not send by Bridge server

I am facing an issue regarding the bridge server. I am trying to send payment using bridge server which is installed locally with version "bridge-v0.0.30-linux-amd64". And uses same program and ...
3
votes
1answer
202 views

What does v blocking node set mean?

I have just started with stellar. I am not able to understand v blocking node set and how do they block progress of a particular node. "An FBA protocol can guarantee liveness to a node 𝑣 only if 𝐐(...
3
votes
5answers
1k views

How do I actually create an account?

I want to get an actual dev account to create a cryptocurrency of my own, but I'm not even sure how to even make an account here. https://www.stellar.org/developers/guides/get-started/create-account....
3
votes
1answer
35 views

What happens to offers that are completely fulfilled and are no longer part of orderbook?

Are these offers removed from account and base reserve requirement lowered for the same automatically once offer is fulfilled?
2
votes
2answers
199 views

Account IDs not working for Horizon Testnet API

I am testing the Accounts endpoint on the Horizon testnet API. On this documentation page, there is the sample address: GA2HGBJIJKI6O4XEM7CZWY5PS6GKSXL6D34ERAJYQSPYA6X6AI7HYW36 Which when plugged ...
1
vote
0answers
53 views

stellar-core process is killed with stellar-core: bucket/FutureBucket.cpp:114: void

I am now setting up stellar-core in my amazon cloud services. I have tried to run with "./stellar-core &" however, it is showing the below messages on the phase of "Catching up: applying ...
2
votes
2answers
652 views

stellar-code stuck with Joining SCP

I have a private network running on my local mac laptop. The network has two nodes. Both the nodes were syncing correctly on Friday, March 16, 2018. I shutdown the nodes by ctrl c. Now when I start ...
1
vote
1answer
149 views

Running into an invalid quorum set error when running stellar-core

I installed stellar-core and all the tests passed. I used docs/stellar-core_example.cfg and tried to run stellar like so stellar-core -D stellar-example.cfg but I'm getting an error 2018-03-16T17:...
2
votes
2answers
173 views

Possible to get a list of account holders satisfying certain criteria using Horizon?

I would like to do some analysis of the layout of the Stellar network (maybe some basic graph theory and stats) and I would like to grab a list of all account holders that have had a payment operation ...
3
votes
1answer
262 views

stellar.toml in a http server

I am setting up a private network on a local machine. I have stellar-core, horizon and bridge server running. While setting up compliance server, it needs access to domain’s stellar.toml. This file ...
2
votes
1answer
369 views

List all asset holder

I want to list all of my asset holder, what I'm doing now is streaming payment and save account that transaction using my asset. Is there any other efficient way to do this?
3
votes
1answer
456 views

Pre-authorized Transaction

I would like to create a simple escrow account with two preauthorized timebound transactions, but not sure how to approach the problem. I am fairly new to Stellar, so correct me if I am wrong. I ...
1
vote
1answer
41 views

how to move stellar lumens locally in the same node? like bitcoin-cli move

I am now making integrated API in my company exchange. Now, looking for "move" function in horizon. Is there any command like the below? bitcoin-cli move "timotei" "akiko" 0.01 6
2
votes
1answer
191 views

Horizon DB Initialized with Arbitrary Base(?)

Settings: Private network, 4 nodes running good and validating each other. Now I try to add a 5th node for testing, upon encountering an Horizon ingestion issue. this is how I made the node "5a" (...
3
votes
2answers
106 views

Payment refund processing

Is there a better way to send a refund on the payment received via transaction_id? Or no other way but to send back a new payment operation back to the sender?
3
votes
1answer
76 views

Funded account, nothing showing up on testnet explorer

I have the following public address: GAUXOMOELZVPX6RTKTZHR4MFGBMLHRKSGLBGBTXBW2J7AKCBG7E3OLP3 I tried funding the account in node js with request('https://horizon-testnet.stellar.org/friendbot?...
2
votes
1answer
458 views

Must I Become an Anchor

I am working for a FinTech startup (Altalix). We provide blockchain-based currency transactions. Our beta app' has been tested on Ethereum, but I'm looking at alternatives, too. Altalix is UK FCA ...
1
vote
1answer
138 views

Is this scenario possible with stellar?

another noob question : Is it technically possible to use SSC for build a third party escrow service ? Let's imagine an absurd scenario : Once upon a time a man named Jed. He want to sell his ...
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 ...
2
votes
1answer
359 views

Stellar smart contract

Where does the stellar smart contracts stored. Its storing in blokchain (similar like ethereum) or its runs separately and storing only the signed transactions?. As i know stellar stores only the ...
2
votes
2answers
623 views

Multiple stellar-nodes not syncing

I am running a private network on a MAC laptop with 2 nodes Node 1 HTTP_PORT=11626 PEER_PORT=11625 PUBLIC_HTTP_PORT=false RUN_STANDALONE=false NETWORK_PASSPHRASE="My Network ; March 2018" NODE_SEED=...
1
vote
1answer
54 views

Where do I report Stellar-related scams?

Found a post on a forum saying they are stellar.org. Then they ask for your secret key. Where should I report this scam and others like it?
2
votes
1answer
65 views

Bifrost config entries

When issuer_public_key and signer_secret_key are used? It seems that both values are ignored. I accidently put wrong values in issuer_public_key and signer_secret_key but everything is working fine ...
1
vote
1answer
116 views

Alternate signature - hash(x)

This is regarding sha256Hash field in signer operation. let hash = sha256.createHash('sha256').update(message).digest('hex'); Here the input parameter message should be 256 bit value. Assuming my ...
2
votes
2answers
429 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
308 views

Horizon not Synchronizing (“import session failed: failed to load header: sql: no rows in result set” pid=8077)

<< Background >> Private network of 4 nodes on 4 VMs, hosted on same server. Core and Horizon built on 1 VM, and then 3 copies were made from this VM. NODE_SEED (core) & corresponding IP (...
1
vote
1answer
154 views

Maximum Total Supply

What is the maximum Total Supply can be created for token in Stellar? I tried to make 100,000,000,000,000 but can't.
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
1answer
889 views

How to get the sequence number for an account id?

In the below code, I explicitly gave the sequence number. How can I get the sequence number by giving the public key? Is there a way to get the sequence number of an account? var StellarSdk = require(...
1
vote
1answer
327 views

How to create multisig address from multiple seeds?

I am wondering how to create the multisig accounts for stellar. I am using "py-stellar-base" SDK to send the transactions. Below is the code which sends the lumens from one address to other from ...
3
votes
1answer
275 views

How to find all trustees to an asset issuing account?

The goal is to find all trustees to an asset issuing account for said asset. Example: Account 1 issues paperToken Account 2, 3, and 4 establish trustlines to the issuer of the paperToken asset How ...
6
votes
1answer
125 views

Benefit of overpaying fees

It is possible to specify an overpayment of network fees. For example, on the test network I paid 999 stroops instead of 100 for a single operation. Does this benefit the sender under any ...
2
votes
1answer
77 views

How an account balance is calculated?

I can see that each account keeps it's balance of lumens. Yet there should be a place where the rest of assets that belong to an account is preserved - the API for Account Details returns a list of ...
5
votes
1answer
891 views

Storing data on the blockchain?

Is there a way to use Stellar, combining multiple transactions and their memo fields, to store simple data like a binary image or a qrcode?
1
vote
1answer
55 views

Minimal technical requierements

I'm looking for technical requirements asked for running in the same time on a web hosting service (if it's even possible) or a personnal set of computers : a federation server a custom-clone of ...
5
votes
3answers
648 views

How to get friendbot to fund my new account using a HTTP request?

On the Stellar development guides it states that using the following code, you can achieve the following: To create a test account, send Friendbot the public key you created. It’ll create and fund ...

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