Unanswered Questions

391 questions with no upvoted or accepted answers
6 votes
1 answer
205 views

Where can I find history files structure (transactions and ledger files specifically)?

I'm trying to extract history files from the archive, I understood that transaction file is built of pairs: (32bit length,data), but when I try to extract the data from a single stream I get error: ...
5 votes
0 answers
35 views

What are the Horizon 2.0 PostgreSQL settings required to vacuum the DB regularly

Need guidelines on how to best manage the size of the horizon captive-core postrgesql DB. We're currently at 1TB of disk for horizon DB only ingesting ledgers from June 2020.
5 votes
0 answers
89 views

Stellar-Core won't sync anymore: "Replay failed: mismatched ledger hash"

Stellar-core was running smoothly, then crashed without log entries. Node now fails to catch-up and sync. Logs are complaining about a mismatched ledger hash and I am stuck in an endless loop of ...
5 votes
2 answers
153 views

Own stellar horizon is not showing data prior to own instance launch date

I run a stellar node using the docker quickstart image and due to some syncing error the underlying ec2 instance was terminated and restarted on 2018-12-28T10:45:19Z, state of core is Synced. ...
5 votes
2 answers
342 views

Encrypt with Public Key and decrypt with Private Key using elliptic-curve cryptography

Is it possible to perform public key encryption flow for elliptic-curve cryptography? https://en.wikipedia.org/wiki/Public-key_cryptography I need to implement the following scenario: Alice ...
5 votes
2 answers
127 views

What is the process for the community to propose an XLM lockup?

Let me start by saying I am not proposing a wholesale token "burning" as I believe that could have unintended negative consequences long term. However, considering the tremendous price appreciation ...
4 votes
0 answers
175 views

Difficulty installing stellar-quickstart on Ubuntu 20.04 LTS

As the title suggests I'm having some difficulty installing stellar-quickstart via packages. my system details: $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: ...
4 votes
0 answers
40 views

Private Network using Stelllar-core

I have launched Private Blockchain using latest stellar-core and add inflation also and whenever testing inflation using stellar-sdk then facing following issues:- result_codes: {​​ transaction: '...
4 votes
1 answer
286 views

Stellar channel implementation is giving an error "this.source.sequenceNumber is not a function"

i am trying to implement stellar channel concept. i am following stellar channel link. I have created 6 channel accounts. Below is the programme i wrote var destinationId = '...
4 votes
1 answer
216 views

Timeout after 6000ms after submitting a transaction

Whenever I submit a transaction I get a timeout error (after 60 secs). The server is a docker quickstart image in standalone mode. To solve the issue I am have to run the image with -e LOG_LEVEL="...
4 votes
1 answer
251 views

Using S3 as Archive for Standalone Node

I assume this is a classical How To. But i can't find the answer. How do I configure S3 as archive for a standadlone stellar node? Here is what I did: 1) Started the node with quickstart template: ...
4 votes
0 answers
186 views

Stellar-core failing to initialize history archives to S3

My archive setups are configured like this: [HISTORY.v1] get="aws s3 cp s3://my-bucket/v1/{0} {1}" put="aws s3 cp {0} s3://my-bucket/v1/{1}" [HISTORY.v2] get="aws s3 cp s3://my-bucket/v2/{0} {1}" [...
4 votes
1 answer
277 views

Backfilling nodes that have ledger gaps

One more for you: What are the steps to make horizon db backfill to a specific elder ledger number? A core node may not be fully synced and may have ledger gaps.
3 votes
1 answer
57 views

Can sponsor remove sponsored subentries?

Is it possible to remove a sponsored entry from only the sponsor? So if I have account A that sponsors a trustline for account B, then can account A remove the sponsor without the signature from ...
3 votes
0 answers
106 views

Horizon 2.0 Captive Core Reingestion Issues

Ive successfully installed and started horizon 2.0 but I am having problems reingesting ledgers. Id like to reingest ledgers from [30000000, present]. Ive attempted to do so following the instruction ...

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