Questions tagged [horizon]

For questions regarding the Horizon API.

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100 views

Connection refused error in Horizon

Launching Horizon with stellar/quickstart docker image: horizon db init --db-url postgres://stellar:123456789@127.0.0.1:5432/core --stellar-core-db-url postgres://stellar:123456789@127.0.0.1:5432/...
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2answers
23 views

How do I return more than 200 entities at a time from Horizon?

I am running my own stellar node and horizon instance. When I try to get over 200 entities at once I get the error curl -X GET "http://localhost:8000/transactions?cursor=&limit=201" { "type": "...
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1answer
48 views

Too many open files from horizon

After sending few request to horizon or running horizon for sometime, getting too many open files:443 error. Then I have restarted the horizon then above error is removed.Is there any configuration I ...
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10 views

What is the difference between the preconfigured packages and the binaries

We have different options for installing the stellar-core and horizon specially. What is the difference and where shall a new user start to be able to configure a custom anchor?
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1answer
61 views

How to setup an anchor in Stellar network using Windows?

While there is a great deal of documentation on installing the packages, however, I couldn't follow it properly to install the stellar-core, horizon and Postgres database in windows. There is not ...
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1answer
130 views

Getting up and running with a Stellar-Core and Horizon with a Database

I am new to the Stellar world and wanted to set up a node (Stellar Core, Horizon and a Database) for the first time to run as an anchor. However, I couldn't figure it out from the documentation how to ...
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1answer
45 views

Exchanging fiat tether on SDEX

We have fiat tether tokens that we issued, each token is backed up by an equivalent amount on our bank account, currently we are able to switch between one tether into another using our own exchange ...
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2answers
88 views

Getting all offers for a particular Asset (pair)

For a while now I'm trying to figure out how to get all offers for a particular Asset (or pair). As an example, StellarExpert lists all offers of MOBI on the following page: https://stellar.expert/...
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1answer
117 views

Run core with catchup complete

I have a new stellar core instance with CATCHUP COMPLETE true and one stellar horizon instance with INGEST true. I'm totally new with stellar. I've started the core node and it's catching up the data....
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1answer
98 views

How to provide password when running horizon db migrate up command inside docker container?

I have issues with horizon, when inside the docker container I run horizon db clear and I get the output There are 18 migrations to apply in the "up" direction. ... 2019/06/20 10:44:26 A database ...
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1answer
60 views

Why failed transactions are not shown in Horizon in any way?

Anything I can get of the Horizon about the failed transactions is their count in a ledger. No other info is shown about them. Currently, no one can calculate lumen balance using horizon only because ...
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0answers
33 views

Why is the /paths endpoint on my custom Horizon deployment abnormally slow?

I was wondering if anyone has an idea what could be causing our Horizon (0.17.6) /paths endpoint to be extremely slow. A simple query takes 1m22s on our custom deployment. On public SDF Horizon the ...
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1answer
112 views

Why horizon cursors are so obfuscated?

I wonder if there is any system in values for stellar horizon cursors. I tried to ask testnet horizon for ledgers, starting from https://horizon-testnet.stellar.org/ledgers/ and then pressing next ...
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1answer
32 views

the history-stale-threshold flag - what exactly happens when history is stale?

A recent(ish?) addition to the horizon configuration is the viper.BindEnv("history-stale-threshold", "HISTORY_STALE_THRESHOLD") the doc says: "the maximum number of ledgers the history db is ...
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1answer
171 views

Friendbot request fails with 400 (Bad Request)

I am trying to create an account on the stellar Test Network. I am using ASP .Net framework. But whenever I make a request and pass in the public key, I always get this error: Response status code ...
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0answers
61 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-...
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1answer
92 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,...
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1answer
176 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 ...
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1answer
102 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.
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151 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: ...
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1answer
70 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 ...
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2answers
106 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....
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1answer
50 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 ? ...
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1answer
36 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
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2answers
55 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?
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2answers
299 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 ...
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1answer
67 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 ...
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1answer
53 views

How to configure Horizon response _links.href values to use https?

I am running Stellar core and Horizon behind an Nginx reverse proxy and encountering issues with the _link.href output by Horizon. The SSL is terminated at nginx, with the connection to Horizon non-...
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1answer
30 views

How to list all unique contracts on the network?

From a study comparing smart contracts on Ethereum and Stellar, there's a point in the study about downloading all contracts: Testing Smart Contracts: Ethereum vs. Stellar The researchers from ...
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1answer
38 views

How to interpret the output of the assets endpoint

I'm looking to list all unique assets on the network, per this endpoint/sdk. I understand there are interesting public aggregations of this information, such as: https://stellarasset.com/ https://...
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0answers
42 views

Unable to get sequence number

I am trying to create a transaction op and I am not being able to get the sequence number. I tried on Stellar lab but it did not work. What's wrong? Below is my code: # print('Transferring fund to {}'...
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1answer
445 views

If one operation is wrong then the whole transaction is wrong

Found such a problem if one operation is wrong then the whole transaction is wrong. ZuluCrypto\StellarSdk\Horizon\Api\PostTransactionResponse Object ( [result:protected] => [rawData:...
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22 views

peer's txhistory table is not updating after making payment

I have successfully set up stellar-core in my private network using a different network passphrase with 3 nodes. When I run stellar-core -c 'info' output says state: Synced!. I have configured one ...
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4answers
96 views

Example code on Ubuntu+node.js gives error re “await”

Updated: added full code below. I'm trying to run the "Creating a payment transaction" example but the error I get is const account = await server.loadAccount(sourcePublicKey); ^^^^^...
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1answer
51 views

Unable to create wallet due to issuer issue

All of sudden I am getting the following error on TestNet. Issuer Address is GCZDLM6KBK7P42JB6ONIZNYXE24G72PWUXLOZBOLE5EEGOC2FUKKIN4R Creating Wallet for User with id 39 ...
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1answer
45 views

Check with simple API request if account has received prior transactions

I want to check if a simple API request if an account has received prior transactions. I know that one has to do a transaction to "initialize the account" but how do I check if it has received any ...
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1answer
95 views

Friendbot url - Horizon

I am setting up horizon in local for a private network. How to I configure friendbot url? Can anyone please explain working of this?
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1answer
42 views

Anyone else seeing an error with stellar-dotnet-sdk (AccountResponse - accountId cannot be null)?

I've been using stellar-dotnet-sdk for months; today, I get an error while trying to instantiate an AccountResponse object. AccountResponse.cs, line 147 (AccountId = accountId ?? throw new ...
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1answer
36 views

How to catch specific error code on JS SDK connecting to horizon

I use Javascript SDK to connect to Horizon. It works, but I also would like the specific error if it doesn't work. See my code below. How can I access the specific code returned from horizon (e.g. ...
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1answer
97 views

Asset endpoint returns 404 on standalone network

I build a docker image from the v0.17.0 tag of docker-stellar-core-horizon. Then, I created a local standalone network from that image: docker run --rm -d -p "8000:8000" -p "11626:11626" \ -p "...
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1answer
33 views

client_name=undefined client_version=undefined in horizon logs

I have set up a local Horizon instance, version horizon-v0.16.0. I can start horizon, but when I hit the url http://ip:8000 I am getting the following messages in the logs: time="2019-02-25T12:25:...
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1answer
102 views

Issue while creating account

I have set up a private network with core & horizon, when creating accounts I am getting internal server error. In horizon logs I am getting msg="select failed: pq: relation "signers" does not ...
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1answer
97 views

I'm really confused on the rate limit… Horizon.env has just an hourly rate limit (72000 in docker image). But http headers claim it is 100/sec?

This answer tells me to look at HTTP headers to determine the rate limit. It is 2 values: X-Ratelimit-Limit: 101 which is # per window X-Ratelimit-Reset: 1 which is the winlow size (1 second). But ...
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1answer
272 views

How do I disable rate limiting on my local Horizon server?

The docker quickstart doesn't tell me how to disable rate limiting. Also, the Go SDK which we are using seems to have a rate limit function as well... I'm guessing that is just enforcing the rate ...
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0answers
21 views

How to properly update stellar-xdr and recreate docker image of stellar-horizon?

I want to increase the memo field from 28 bytes by changing this line in Stellar-transaction.x for my private network: MEMO_TEXT: string text<28>. I am able to pull the stellar-go repo into my ...
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0answers
57 views

postgres PANI[0000] connect failed: pq: role “root” does not exist pid=13863, postgres v 9.5 - Horizon

Getting below error when trying to connect to postgres (trying to start Horizon) PANI[0000] connect failed: pq: role "root" does not exist pid=13863 panic: (*logrus.Entry) (0xbcb320,0xc4200112c0) ...
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1answer
43 views

Version devel while setting up horizon in local

I am trying to build horizon in local by following https://github.com/stellar/go/blob/master/services/horizon/internal/docs/admin.md The setup is complete. When I do horizon version it say devel. Why?...
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1answer
59 views

How stellar prevent DDoS

How stellar prevent DDoS attack from rest API (https://horizon.stellar.org/)
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0answers
36 views

How to set correct hostname in Horizon?

What is the correct way to set a hostname in Horizon? Hosting server is configured to horizon.stellar.domain.com but within Horizon the generated paths for all href attributes show http://horizon/......
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2answers
193 views

Are there any publicly available horizon servers or do you always have to run your own private servers?

Stellarbeat.io has a list of hundreds of horizon servers, but if you try to connect to any of them with a simple GET request (like to get account info), it immediately closes the connection. Are they ...