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64 views

Fork stellar to create a new blockchain

I want to fork stellar and make a new blockchain, 1) how should I proceed? step by step. 2) how to keep that blockchain running. 3) what should I know before doing this. 4) Please refer to any ...
1
vote
1answer
38 views

Cannot send hashed data through ManageDataOperation

I am trying to send a data hashed using SCryptUtil provided by com.lambdaworks.crypto.SCryptUtil, convert it into array of bytes and send it to the stellar network using ManageDataOperation.Builder ...
1
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1answer
29 views

Received an update from the Ledger team regarding Stellar withdrawl, they are claiming it is an issue with the Stellar network? Can anyone help?

I recently posted a request for assistance on reddit and here regarding trying to move XLM via my ledger blue and the Stellar Dashboard. After much back and forth with people here, and on other ...
1
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0answers
42 views

How to update the transaction fees in private network - normally it is 100 stroops

I have updated the config file by putting the below value COMMANDS=["upgrades?mode=set&upgradetime=1970-01-01T00:00:00Z&basefee=1&basereserve=1"] By using the command stellar-...
0
votes
1answer
30 views

Is it possible to have multiple issuer?

I know that an issuer of a custom asset can transfer tokens to others but is it possible that issuer can create further issuer? For instance, I have setup an infrastructure to provide $COIN. Now ...
1
vote
1answer
73 views

How to restore database after Stellar testnet reset?

I have read their post reset maintenance here: https://github.com/stellar/packages#testnet-reset can we still use test account in testnet after reset or do we always have to create new one? if we ...
0
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1answer
62 views

Submit transaction in Node js Error 400

I initiated a small node js project in which I installed the sdk module in order to communicate with horizon and try out some things, I am following this page from the docs. However I getting an ...
2
votes
1answer
61 views

How to relaunch a Testnet node to use the new Testnet after a reset while using the Docker quickstart container?

What are the recommended steps that should be taken to get a stellar testnet node using the quickstart docker reset on the new testnet? Currently it is still using the old network by the looks of it,...
0
votes
1answer
75 views

Transaction failure when using Stellar Go SDK

receiving the following errors related to horizon server: handshake-1 env.sh[19791]: 2019/04/25 12:03:24 handlers.go:180: [ERR] Horizon error: "Transaction Failed". Check horizon.Error.Problem for ...
2
votes
1answer
66 views

Error while installing stellar core

I am trying to follow this tutorial in order to build a private stellar network. https://labs.imaginea.com/post/stellar-bc-wallet/ And i am still trying to install stellar-core. when i ran ./configure ...
0
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1answer
29 views

How a custom token be transferred to hard wallets? [duplicate]

Say I create a token ABC via programming. It is generated on Horizon and gives me Seed and Password. Now I want to have a few ABC coin on my personal wallet. What steps do I need that I can transfer ...
0
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1answer
76 views

I forgot the MEMO in a transaction [duplicate]

I need help guys i forget to include the MEMO in a transaction from BlockChain to Coinbase. What can i do? Thank You
2
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3answers
86 views

Error: Signature issues when sending XLM via Ledger Blue

As the title suggests. I am trying to send XLM from my Ledger Blue via https://www.stellar.org/account-viewer/#!/dashboard . I have done this numerous times in the past and not had an issue. My ...
3
votes
1answer
27 views

How to post multiple transactions to the network without giving back the same `transaction_hash`?

I'm trying to post multiple transactions of payment to the network. Let's say 10 at a time. I used javascript in this context. Problems: If I try to post all of 10 transactions at the same time ...
2
votes
0answers
12 views

If stellar bridge goes down, how to retrieve previous transactions?

Let's say that my Stellar bridge server is down for a period of time. How do I retrieve all the transactions that come to my address during that time period using stellar bridge?
2
votes
1answer
27 views

Does AUTO_MAINTENANCE setting clear Horizon DB?

I want to have in my node information only about the last 300000 ledgers. Should I always manually clean the DB or can I automate it? I'm especially interested in the autocleaning of the Horizon DB.
1
vote
1answer
35 views

How to generate public key using SDK in salesforce?

I want to integrate stellar with a Salesforce application. and I am stuck at generating a public key and secret key. I am a little confused regarding SDKs, how can I use an SDK in the apex? Can I ...
0
votes
0answers
92 views

Select failed: pq: relation “signers” does not exist

I have set up private Stellar Core and Horizon with 2 nodes. I am following this tutorial. I am first creating an account and then I am executing the code below. It is showing select failed: pq: ...
1
vote
2answers
33 views

error when trying to use stellar-hd-wallet (Node.js)

Hi we are tying to use the node.js version of the stellar-hd-wallet in ionic-angular. However, calling the StellarHDWallet.generateMnemonic() gives the following error: ERROR in ./node_modules/...
2
votes
1answer
46 views

How to create an account on a private network?

I have already started a stellar private network. I need to generate an account on a stellar private network. I have a secret key and private key also. But I have a question about what should I enter ...
1
vote
1answer
42 views

op_cross_self - while making a new offer

What is op_cross_self error? I can create offers for 2 Assets ( selling and buying ). But when creating a reverse offer for same asset, it's throwing : { transaction: 'tx_failed', operations: [ '...
1
vote
1answer
53 views

Retrieve transaction memo text with Java API

I need to retrieve some transactions from a specific account and then read the memo. I've tried a couple of different methods with no success. My first attempt was as below, but I get odd looking memo ...
1
vote
1answer
22 views

SCC: why are there 2 SQL files?

The SCC (Stellar Core Commander) is a tool used to generate a "state" for Horizon's tests. When I run it against an .rb script, it generates a single .sql file - essentially a 'pg_dump' of the sql ...
0
votes
1answer
16 views

Stellar_core_commander: Getting an exception trying to run “scc -r base.rb”

Stellar's utility ("Stellar_Core_Commander") is a tool used to deterministically create snapshots of the SQL DB by running a set of stellar operations. Its written in ruby. To run it, you need to ...
1
vote
1answer
47 views

“No converter found for return value of type: class org.stellar.sdk.requests.TransactionsRequestBuilder” when getting transaction history

This is my code for transaction history: @RequestMapping(value = EmpRestURIConstants.TRANS_HIS, method = RequestMethod.POST) public @ResponseBody TransactionsRequestBuilder transactionHistory(@...
2
votes
1answer
28 views

How do private network upgrades work?

I don't understand how network upgrade work. When I call the endpoint /upgrades?mode=set&upgradetime=2019-04-13T20:23:55Z&basefee=1000000&basereserve=1&protocolversion=10 Will the ...
1
vote
2answers
60 views

Exception while send Transaction using Java stellar SDK “TimeBounds has to be set or you must call setTimeout(TIMEOUT_INFINITE)”

I am getting the following Exception while performing send transaction using the Java Stellar SDK. This is my send transaction code: import org.stellar.sdk.AssetTypeNative; import org.stellar.sdk....
-1
votes
1answer
16 views

YAML Configuration Template Issue

So I was going from this nebula package config for AWS that was created, but I was trying to POC what the prod version of the configs for this would look like. I am not that verbose with YAML and am ...
4
votes
1answer
87 views

History Archive Configuration for Private Networks

I have a similar question to this but it remains unanswered and there is no documentation to be found when it comes to running a stable and resilient production network. Setup I am working on a ...
1
vote
1answer
35 views

Can I format the TOML file to include line breaks and website links

My stellar.toml file is active, and I am wondering if I can format the strings with some HTML so they display better on sites like stellar.export or stellarport.io. My description of the asset is ...
0
votes
1answer
33 views

Connecting private set of quorum of 3 nodes on stellar test network

I have a 3 nodes running on a private network paraphrase and all of them are validators. Able to send the transactions over horizon. Now, can I connect my quorum of 3 validators with test-network ? ...
0
votes
1answer
77 views

Paying with Custom Tokens

UPDATE: I removed the quotes from BPTOKEN. That was a mistake. I had them removed in the real code but cut and pasted a change before this happened. It has been corrected and the error included. ...
6
votes
1answer
47 views

What is the origin of an account's initial sequence number

According to the stellar docs Sequence number The current transaction sequence number of the account. This number starts equal to the ledger number at which the account was created This does ...
1
vote
1answer
36 views

Custom assets balance of sender is not updating in stellar

I know this questions is already asked, but the solution provided is not proper. So asking the question again. We created a custom assets with name FOC. when we send any FOC to any account, the ...
0
votes
1answer
32 views

Do I Need to fund Stellar with Lumens for custom token based wallets too?

I want to create custom token for my system but it seems that I can not create a wallet unless I fund it with 1 XLM? Is it true? If not why my wallet is not being created? Thanks
1
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2answers
37 views

Using SDF's Horizon server for Production Systems

I know SDF provides a public Horizon server too. My question from those who are using for their production apps, is it reliable enough or would you suggest running your own Horizon server?
1
vote
1answer
28 views

Can the docker quickstart allow me to test out “becoming an anchor”?

Or must I set up according to the Administration documentation then follow the steps on configuring a bridge server, federation server, etc. As the documentation steps in becoming an anchor seems to ...
0
votes
1answer
56 views

Unable to store archive in s3 bucket

I need to store archive in aws s3 bucket. My Node configuration is: LOG_FILE_PATH="/home/ubuntu/04.04.2019/Node1/my-core/logs" BUCKET_DIR_PATH="/home/ubuntu/04.04.2019/Node1/my-core/buckets" ...
1
vote
2answers
119 views

How to configure package stellar-horizon-postgres?

Using stellar-quickstart, I am able to install, then start and sync stellar-core. However, my attempts to install stellar-horizon fail with the following message: Package stellar-horizon-postgres ...
1
vote
2answers
27 views

How to set managed data on an account

I am new to stellar. I want to add a data to my stellar account as a key value pair. As in "Name"(Key) - "John"(Value). How can I achieve this? Pointing me to a sample code would be really ...
2
votes
1answer
28 views

What's (number of lumens in existence) in inflation? It needs clarification

The inflation pool is (number of lumens in existence)*(weekly inflation rate) + fee pool. And I know that I need to have more than 0.05% of existing Lumens to receive inflation without joining ...
3
votes
1answer
33 views

What field should I use to get current block number

https://horizon.stellar.org/ returns history_latest_ledger and core_latest_ledger. Which field should be used to get the current block number? Which one is more reliable? Diffs? I assume ...
3
votes
1answer
31 views

Are sponsored transactions available?

We need users to send our tokens (TKS) and have transaction fee paid with TKS, without worrying about getting native currency for tx fee. Is this possible on Stellar?
4
votes
1answer
59 views

How is the weekly inflation calculated?

Is it based on daily average of just a snapshot of Monday 11:59 UTC
3
votes
1answer
26 views

How do I test out the DEX in a standalone network?

I tried reading the documentations but didn't see any sample code regarding utilizing DEX in a standalone/private network. Any advice? Would like to simulate sending fiat currency from account A, and ...
1
vote
1answer
16 views

Federation servers and address binding

I was exploring on fed servers and understood that They are servers which host Stellar.toml file on their /.well-known/stellar.toml path This server keeps the binding of selected username and Stellar ...
1
vote
1answer
42 views

Is Operation Id unique?

I am confusing about operation id. Is it unique within the network or within a transaction? In other words, will it be enough to store only OperationId in DB or should the Primary Key be a complex (...
1
vote
3answers
82 views

Token/Custom Assets Creation Documentation

OK, I have reviewed both of the Stellar.org created documents on creating Custom Assets/Tokens, then I looked at two third party documents. The third party documents are much much better than ...
2
votes
1answer
56 views

Stellar scalability to 4000 tx/s

I tried to scale Stellar Standalone to process 4000 tx per second. I use AWS EC2 m4.large for Core, and Horizon. Also I use Postgres RDS for core and Horrizon, but I have only 560 tx per second. My ...
1
vote
1answer
40 views

Escrow account releases funds imediately when configuring lock-in period

Hoping for a simple scenario following This thread: 1) Creating wallets from master accounts 2) Funding the escrow wallet 3) Giving the lock - in time bound period 4) Releasing the amount locked ...

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