Questions tagged [cardano-node]
The top-level component for a node.
263
questions
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views
Api for historical USD rates?
I want to fetch the historical USD rates from a timestamp, is there any api available for that could be used in javascript?
- 31
0
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1
answer
11
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Does nmkr.io provide public api?
Does nmkr.io provide free usable cardano apis for NFTS or do we have to mint the nfts and build a project on their platform something like that ...and then we can use their api because in their apis ...
- 31
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3
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31
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Given tx hash, get block # and info about block the transaction is in
Is there any API for this out already?
I'm looking for an API that:
Given a tx hash, can get the block # and info about the block which the transaction was in
get current block # and info about ...
- 167
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0
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20
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Is there a way to get cardano-node version in Prometheus metrics?
Like the title says, does anyone here know of the proper way to go about adding cardano-node version to the cardano_node_metrics being exported by Prometheus to Grafana? I would like to add this ...
- 101
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3
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45
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Cardano-Node having errors at 84% sync
cardano-node 1.35.5
linux-x86_64
ghc-8.10
git rev 8762a10efe3f9f97939e3cb05edaf04250456702
Trying to connect to testnet
I downloaded the binary and configured it per instructions at lovelace academy. ...
- 1
1
vote
1
answer
50
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Error when compiling cardano-node 1.35.5
I am getting the following error when trying to compile the new version of the cardano-node:
Resolving dependencies...
Error: cabal: Could not resolve dependencies:
[__0] trying: cardano-api-1.35.5 (...
- 908
0
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1
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15
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Disable color in cardano-node logs
I am wondering, if it is possible to disable the colorization of the cardano-node logs.
Is it possible to disable the colors in the stdoutput of cardano-node?
- 103
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0
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42
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cardano preprod wallet balance is still zero after full node sync
I'm following the instructions laid out in this article.
https://developers.cardano.org/docs/get-started/cardano-wallet-js
I first ran cardano node and wallet using docker-compose on preprod network. ...
0
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1
answer
37
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cardano-node meaning of inbound outbound connection
I'm trying to find out the difference between connection types on the P2P network.
I'm aware of the difference between inbound and outbound TCP connections from a firewalling perspective, but I sense ...
- 317
0
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0
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7
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How to Resolve this Chain Index Error
I am facing this error when i run the Chain Index.
[chain-index:Error:26] [2023-01-17 20:33:11.77 UTC] {"contents":{"contents":{"contents":{"tag":"Tip"...
- 19
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0
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31
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blockContainsTransactionsByNumber Query returns something like "Cannot return null for non-nullable field Token.asset"
I are facing a serious problem.
When I run the following Query on my node, it sometimes returns something like "Cannot return null for non-nullable field Token.asset".
However, when I run ...
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4
answers
86
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How can I Stake NFTs In Cardano?
I am new to Cardano, I want some guidance from you guyz about this. Can someone please guide me that how can we stake NFTs in non custodial way in Cardano. I want to stake NFTs like the official ...
- 19
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1
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26
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Not Able to watch my Cardano faucets when i query the node
I am using following command to query node.
./cardano-cli query utxo --address $(cat payment.addr) --testnet-magic 1097911063
Getting the Faucets in preview testnet by the following site
https://...
- 19
0
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2
answers
130
views
Error - Building Cardano Node 1.35.4 in Ubuntu Linux 22.04
When building cardano-node-1.35.4 using
git checkout tags/1.35.4
cabal update
cabal build all
I get the following error
cabal: Failed to build tx-generator-2.2 (which is required by
test:tx-...
- 1
1
vote
1
answer
29
views
Column does not exist when querying Rosetta endpoint
I'm currently running cardano-node version 1.35.0 and rosetta-server 1.8.2. The node is synced and I have blocks in postgres, however each query to rosetta throws an error:
curl -vvv -X POST 'http://&...
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31
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How often do we see chain reorgs in Cardano?
Is there a specific metric we can follow on-chain, or how we can observe or infere a chain reorg has happened?
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3
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1
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31
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Track incoming payment of an address using cardano-db-sync
I have a cardano-node with cardano-db-sync installed. In this node, I also have a separate database named CDT, and a web UI to connect to this CDT database.
I defined an address named addr1xxxxxx ...
- 101
0
votes
1
answer
25
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building cardano-node and cardano-cli on nix
I'm following the instructions here:
https://github.com/input-output-hk/cardano-node/blob/master/doc/getting-started/building-the-node-using-nix.md/
But I'm not sure how to get it to compile the 1.35....
- 23
0
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2
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21
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Get back my funds after a mistaken self transaction on Cardano
I accidentally made a self-transaction with my account and would like to know if I can get it back.
As you can see my account here, and this is my self-transaction sent 2 weeks ago.
I'm using cardano-...
0
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1
answer
21
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Public cardano-wallet service list
While I am checking cardano-wallet-js, I noticed requirement.
Before start using the library you will need a cardano-wallet server running.
Is there any public cardano-wallet server which I can use ...
- 41
0
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1
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31
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Cardano Node 1.35.4 problems
I am running cardano node 1.35.4 on Windows 10 it syncs to 100% then gives me the following screen
0
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1
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34
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What are the values in a Transaction Datum?
Below is a link for the "inspect" window on Cardanoscan.
What are the values in the json?
(Example: 2486ff67c9772a45ed705adc7266c62ce8e2ad2e61c2656606ba966f)
https://cardanoscan.io/...
- 300
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0
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18
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How to properly interpret Bytestrings (TxMetadata)
In the TxMetadata caradano wallet spec there is this:
{ "bytes": HEX-STRING }
The value must be base16-encoded (a hex string).
So, given this from a transaction:
"fields": [
{
&...
- 300
0
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1
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43
views
tx_metadata: How to interpret a CBOR string
In the document:
https://github.com/input-output-hk/cardano-node/blob/master/doc/reference/tx-metadata.md
We are told: "JSON strings are represented as CBOR strings"
How can I interpret ...
- 300
1
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1
answer
15
views
When is valid_contract column in tx table true and a contract?
In the schema descriptions for cardano-db-sync, the valid_contract column description is as follows (link below):
"False if the contract is invalid. True if the contract is valid or there is no ...
- 300
0
votes
1
answer
41
views
Error when unpacking snapshot to bootstrap Cardano node by using Mithril
I'm trying to bootstrap a Cardano node on preview network by using Mithril follow this instruction:
https://mithril.network/doc/manual/getting-started/bootstrap-cardano-node/
In step "Restore ...
1
vote
3
answers
51
views
Running db-sync on a separate machine from node on same LAN
I currently have cardano-node and db-sync running on the same machine. The machine has a max RAM capacity of 32 GB and this is barely enough. Instead of buying a new machine that supports 64 GB RAM, I ...
- 300
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1
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18
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Transaction error from staking account on cardano
I'm trying to get back my funds from my stake.addr from Cardano but I have this error message:
Command failed: transaction submit Error: Error while submitting tx: ShelleyTxValidationError ...
3
votes
1
answer
47
views
How To Verify The Code Of A SmartContract?
There's a lot of talk about open-source code on Cardano, but how can I verify that the SmartContract(s) in a git repo are the actual SmartContracts the project has deployed to the Blockchain?
I want ...
- 922
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1
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106
views
Cardano node sync suddenly stopped at 97.79 %
My cardano node was 100% synced and it is running in production environment. But suddenly I am seeing that my cardano node block get backed and sync percent is 97.78%.
Error log:
[ip-30-0-:cardano....
0
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1
answer
52
views
cardano-node preprod testnet sync stuck in nix develop, possible headerError
Supposed to run testnet node in nix develop.
which cardano-node outputs /nix/store/y29rzxcr6vswgc5nhmind0cjbkqxi414-cardano-node-exe-cardano-node-1.35.3/bin/cardano-node
seems to be a HeaderError with ...
- 433
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1
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35
views
Can't register my stake pool on Cardano (StakeDelegationImpossibleDELEG)
I'm following the official process here on the Cardano tutorial.
Firstly, I have to show you I already have the fund here:
// cardano-cli query utxo --address $(cat payment.addr) --mainnet
...
0
votes
1
answer
27
views
Is there full list of Ouroboros mini-protocols that the node supports (preferably official and kept up to date)?
A paper from 2019 I found that describes mini-protocols: https://hydra.iohk.io/build/1070091/download/1/network.pdf. Have more protocols been added?
1
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1
answer
13
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What is the use of BFT node in cardano blockchain?
I searched in Cardano docs but couldn't find much related to the BFT node and how it works. And how it is used in consensus. Why is it needed? Any insights would be great. Thanks.
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3
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38
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db-sync "Killed" sometimes. Why?
I have cardano-node and db-sync running just fine, latest versions.
Every now and then though, db-sync stops and message in console says "Killed".
This was not the case before the Vasil HF.
...
- 300
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1
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53
views
Can't submit transaction on Ada on Babbage era. BabbageOutputTooSmallUTxO error
I'm following the official documentation to send a transaction but I'm still getting the same issue even after to double checked my protocol.json. Based on the protocol, it's supposed to be "...
1
vote
1
answer
77
views
Cardano-Node Preprod Testnet PeerStatusChangeFailure on Mac
I am trying to run Cardano-node with preprod testnet configuration files from :
curl -O -J https://book.world.dev.cardano.org/environments/preprod/config.json
curl -O -J https://book.world.dev.cardano....
- 13
1
vote
1
answer
67
views
Network.Socket.connect: <socket: 11>: permission denied error accessing node.socket over shared volume mount in docker
I am putting together an application in docker (compose) that has 2 services:
Cardano Node
Web Application
Both services/containers shares the node-ipc via volume mount, when I try query tip via the ...
- 121
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1
answer
38
views
Ogmios Node Stopped Working
I did follow cardano-graphql guide and I was running my node smoothly for 2 months today It gave me this error and couldn't understand what is wrong with it. I restarted the container but didn't solve ...
- 153
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265
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Unable to run cardano-node on Preview and Pre-Production Testnet
System Info: macOS Monterey Version 12.6. with an M1 Chip.
I'm using cardano-node 1.35.3 that is installed with the Daedalus Mainnet wallet by appending the following in my .zshrc file:
export PATH=&...
1
vote
2
answers
32
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Importing wallets to cardano-node
when I'm upgrading cardano-node and cardano-wallet, I saved the wallets (.sqlite, sqlite-shm, sqlite,wal files) created in the node (cardano-node/data folder). After upgrading to the new node 1.35.3 I ...
- 153
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4
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122
views
Cardano-Node Preview Testnet PeerSelection Error
I am running cardano-node 1.35.3 on Ubuntu 22.04 Docker container. I am attempting to run the node on the preview testnet. Below is the following error I get when running cardano-node.
Here is the ...
- 21
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1
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52
views
Downtime when upgrading or restarting a node
I run not only Cardano nodes but also Ethereum and other nodes.
I think the downtime is longer when upgrading or restarting a Cardano node compared to other nodes.
Downtime here is the time between ...
- 5
1
vote
2
answers
76
views
Cardano-wallet doesn't work after 1.35.3 update
After Vasil hard fork I did update the node with version 1.35.3 and also updated cardano-wallet to version v2022-08-16 which is suitable with 1.35.3
Although the node is running without any problem ...
- 153
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1
answer
124
views
Failed cardano-node build on mac m1
I've followed the installing-cardano-node#macos guide on the developer portal and about 10 things fail to build and all of them are giving me the same error.
Cannot specify -O# and --passes=/--foo-...
1
vote
3
answers
97
views
1.35.3 not syncing since epoch 365
I moved our stake pool LOXE to 1.35.3 (git rev 80b5637a5520648d50b0763d7677ddbe374cd598) on August 20th and it was producing blocks regularly. I noticed yesterday that our block producer was up as a ...
- 1,527
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1
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125
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Running preview/preprod Cardano-node on windows
Im trying to run preprod node .
steps i followed :
1- downloaded these files : https://book.world.dev.cardano.org/environments/preprod/
2- run this :
cardano-node.exe run --topology ./configuration/...
- 21
0
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0
answers
5
views
plutus PAB db migrate issue
I have been using this reference [https://github.com/input-output-hk/plutus-apps/tree/main/plutus-pab/test-node] to deploy smart contract using PAB
but while run db migrate command faced below error ...
0
votes
2
answers
69
views
ScriptWitnessNotValidatingUTXOW while trying to mint NFT in preprod testnet
minting script
"type": "all",
"scripts":
[
{
"type": "after",
"slot": 155761
},
...
- 11
1
vote
2
answers
82
views
Devnet for Cardano
Is there a Devnet(single node) available for Cardano?. With other blockchains you can get instruction abt configuring Devnet, Testnet and Mainnet. With Cardano I read only about Testnet and Mainnet. ...
- 11