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I am trying to fetch CCIP message transfer status using ccip-js, I load CCIP messageIds from a CSV, then call: await ccipClient.getTransferStatus({ messageId, client: publicClient, ...
Nupura Tilloo's user avatar
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Im working on a smart contract in solidity and im having issues with Chainlink function execution. I have this source code for the function: string private functionCode = "return Functions....
ChLink sufferer's user avatar
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I m trying to transfer my custom token that meets CCT standard. I have deployed the LockReleasePool from the ccip and done all the setps regarding the token admin registry, pool setup and cross chain ...
Bishal Ghimire's user avatar
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2 votes
1 answer
78 views

I'm trying to fetch off-chain price data using the Chainlink Solana SDK (@chainlink/[email protected]) following the official Chainlink off-chain data feed guide. However, the onRound event handler ...
Chung Từ's user avatar
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The contract code is， litetrally I just updated the data type from string to bool from this tutorial https://docs.chain.link/ccip/tutorials/evm/programmable-token-transfers I deployed them followed ...
David dong's user avatar
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Hello here i have issues in my project where VRF is suppose to call the chainlink functions, but i keep getting the error " Failed: gas limit set too low" after increasing gas limits ...
REMY OREO's user avatar
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2 votes
1 answer
115 views

Was checking Chainlink's docs on the data stream services. https://docs.chain.link/data-streams/reference/report-schema Two of the parameters of the report schema are the validFromTimestamp and ...
user133482's user avatar
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I’m integrating Chainlink VRF V2.5 and created a subscription, but I’m unable to fund it with LINK. Despite multiple attempts, the balance remains unchanged. Here’s what I’ve tried: UI Method: ...
Omar Osman's user avatar
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I'm encountering an issue where the subscription ID returned by my script is different from the one shown on vrf.chain.link for the Sepolia network, which when i try to fund to the subid from my ...
Phc Chu Vaky Ramadan's user avatar
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I'm deploying a smart contract on the Ethereum Sepolia testnet that integrates Chainlink VRF v2.5 using Foundry. However, I encountered an issue where Foundry provided an invalid Subscription ID that ...
kartik's user avatar
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1 answer
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I'm testing out a Chainlink VRF implementation on Arbitrum Sepolia and after calling requestRandomWords, I don't seem to ever get back a response in the form of a call to fulfillRandomWords. I'm able ...
Alex Costantini's user avatar
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I’m building an NFT-based game where two users receive random numbers via Chainlink VRF. The user with the higher number wins and receives the opponent’s NFT from another contract. The contract ...
6kim6krueger6's user avatar
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I created a pretty simple chainlink function which seems to work just fine (tested with the playground). I then added it to a contract and connected it to my subscription. Then when I try to call the ...
Julien Genestoux's user avatar
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I'm running into an issue with Chainlink Functions that call the Alpaca API. The function completes successfully but seems to execute multiple times, causing 3 orders to be placed instead of just 1. ...
Mo0x's user avatar
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1 answer
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I am trying to create a subscriptionId of the VRFCoordinatorV2_5Mokcs to implement a learning contract that consists of a lottery. The documentation suggests: Call the createSubscription function (...
Eduardo Ruiz's user avatar
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Now I am trying to call external API on Chainlink Function Contract. I created an API, tested it with Postman. It works well. This is the response of the API. { "price": 11192.32 } And now I ...
zeroxtoml's user avatar
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I am setting up an Oracle node that uses a webhook job to call a transfer function of a smart contract. The amount entered by the user will be multiplied by 10 to the power of 18 and then sent to the ...
Nguyen Trung's user avatar
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1 vote
2 answers
60 views

I am stuck in the issue where i need to initialize the FunctionsClient smart contract. But since my smart contract is an upgradeable smart contract, I do not have the constructor function rather the ...
Lokesh's user avatar
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1 answer
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My requests to the Chainlink VRF remain pending indefinitely. The same contract works correctly on the BSC Testnet, but when I switch to the Mainnet, it doesn't work. I have changed the Gas Lane and ...
Joao Cazzador's user avatar
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1 answer
144 views

I am developing a contract that needs to use historical Chainlink prices. I use the following approach: The caller passes the roundId to contract, according to which we get the price data. Contract ...
Егор Переверзев's user avatar
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I'm trying to set up a Chainlink node with Docker Compose, but I keep running into an issue. My Chainlink node container starts, but it keeps throwing the following error: ... 2024-11-09T15:59:49.588Z ...
user15004056's user avatar
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1 vote
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I'm working on a Solidity smart contract that integrates Chainlink VRF (v2.5) for randomness in selecting a random winner. The contract is deployed on the Sepolia testnet and uses Chainlink Automation ...
Tathya Joshipura's user avatar
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1 vote
1 answer
63 views

How does this solidity function return the value 4 when I didn't define any logic in AggregatorV3interface? function getVersion() public view returns (uint256) { return AggregatorV3Interface(...
Ignis Meow's user avatar
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I'm facing some odd behaviour when call my function in Ethereum/Sepolia. First if estimation cost is bigger than my actual funds the call fails (even though the final cost is way less than the ...
leobelizquierdo's user avatar
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2 answers
90 views

I have this link "https://ipfs.io/ipfs/QmV1zn4iskhjpz12UyDrRjTvoTwMVdUGCUYQHpzgjFsHk5?filename=data.json" this returns simple json data { "data": "testing" }. so i want ...
Andrew Blaze's user avatar
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1 vote
2 answers
332 views

I'm working on a smart contract using Chainlink VRF (Verifiable Random Function) on the Ethereum Sepolia network. According to the documentation and examples, the subscription ID should be a uint64. ...
Bhargav Nandan Chaturvedi's user avatar
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actually im new to this, im trying to learn from the documentation. so in the fulfilling request page im doing exactly what it was told there( https://docs.chain.link/chainlink-nodes/v1/fulfilling-...
Andrew Blaze's user avatar
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1 answer
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Body I'm trying to upload encrypted secrets to Chainlink Decentralized Oracle Network (DON) gateways using the @chainlink/functions-toolkit in my RWA project. However, I'm encountering an error when ...
DEEPAK AGASHE's user avatar
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-2 votes
2 answers
173 views

How can I get solidity code for getting latest eth-usd price update to add in solidity/remix? I am just a beginner. I have tried chain link data feed, but its only giving data for btc-usd I want to ...
Alifaeen Ali's user avatar
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1 answer
149 views

I am trying to use the ETH/USD price data feed on the Polygon Cardano Testnet via Remix. I deployed the following contract successfully: // SPDX-License-Identifier: MIT pragma solidity ^0.8.7; import ...
Divyakrishnan R's user avatar
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26 views

I have been working with Chainlink contracts from version 1.2.0. In that version, Chainlink used to have an IChainlinkOperator interface, which was used to map token symbols to their respective feed ...
Philipp's user avatar
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0 answers
48 views

Wrote this code as a sample chainlink function consumer to test my end points, everything works and I get desired response and no errors but for some reason, the chainlink function fulfilment counter ...
william's user avatar
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1 vote
1 answer
47 views

I've got a problem and i can't understand it. I have a custom logic automation on polygon blockchain. I have two triggers. The first one works flawlessly, But the second don't want to work. And doing ...
Jawhar Aredsgfs's user avatar
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1 answer
74 views

I need help with Chainlink Functions, I have a smart contract deployed and working, the problem is when I call the "RequestNFT" function, I enter a link with metadata, specifically image, ...
Marcelo Zeballos Murillo's user avatar
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1 vote
1 answer
103 views

In Block Magic @Chainlink hackaton i cloned the repository: https://github.com/BunsDev/block-magic-functions-workshop.git I installed packages and entered my env variables as it is mentioned in readme....
Vocci's user avatar
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-1 votes
1 answer
361 views

Chainlink's website says minAnswer and maxAnswer are deprecated on most Price Feeds, so the questions is, is it possible to know the specific Price Feeds where these are not deprecated yet? ...
Arsenii Mereniashev's user avatar
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0 answers
69 views

We are facing problem when calling openAI API with chainlink function, we are testing on the repo from Constellation last year and YouTube The issue is when i an runing 04_request.js from scripts ...
user25283432's user avatar
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0 votes
3 answers
86 views

Custom Automation on Fuji is never calling my contract. I have created a very simple contract like this : // SPDX-License-Identifier: MIT pragma solidity ^0.8.24; import {...
Zing Zung's user avatar
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0 votes
3 answers
392 views

Trying to deploy VRF2.5 in Sepolia testnet. I'm using the subscription method with the subscription manager capability at https://vrf.chain.link/ I'm then able to fund the contract using the interface ...
Al Maslowski-Yerges's user avatar
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0 votes
0 answers
51 views

In short: Been trying to access any data from a particular, chosen API url. Can view the JSON in browser, but can't call variable in Remix (which should change after SendRequest). Tried a wide ...
Kojrey's user avatar
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0 votes
1 answer
69 views

Anyone facing situration like below? error: cannot estimate gas; transaction may fail or may require manual gas limit [ See: https://links.ethers.org/v5-errors-UNPREDICTABLE_GAS_LIMIT ] (error={"...
李小龍's user avatar
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1 vote
1 answer
106 views

I've been trying to implement Chainlink Functions Toolkit in my JS code. But, after running this command: npm run simulate I get the following error: secp256k1 unavailable, reverting to browser ...
thoroughProgrammer's user avatar
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0 votes
1 answer
91 views

I've deployed a contract on the Polygon network to mint NFTs, but I'm encountering an issue where only one of the transactions succeeds, while subsequent attempts result in errors. Here are the ...
alexsc _'s user avatar
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1 vote
1 answer
515 views

Challenge I've been following Richard Gottleber's tutorial on creating a decentralized news service using Chainlink and ethers.js, deployed via the Astro framework. I finished the tutorial, reading ...
Tippi Fifestarr's user avatar
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1 vote
1 answer
360 views

Anyone have experience in this github repo? https://github.com/smartcontractkit/smart-contract-examples/blob/main/ccip/offchain/typescript/src/get-status.ts I'm having some trouble in this function: ...
Christian Ramos's user avatar
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0 votes
1 answer
167 views

I'm currently developing a Solidity smart contract named FundMe, where users can contribute funds in Ether (ETH). I'm aiming to enforce a minimum funding requirement of $50 USD equivalent. However, I'...
Kuldeep Sonara's user avatar
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1 vote
2 answers
312 views

VRF migration to 2.5 has caused subscription IDs to become much, much longer. When trying to finish the final classes of the bootcamp, we're not able to deploy Runners.sol because of this. Error code ...
Justin Van Buren's user avatar
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0 votes
1 answer
47 views

I'm getting historical data from the ETH/USD feed 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419 There are currently 6 phases, but I can only fetch data if I start at phase 3. Is this because phase 1 and ...
El Sitar's user avatar
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1 vote
2 answers
533 views

Is ethereum_goerli already deprecated? I'm trying to sell my tLINK using ethereum_goerli/erc20/chainlink_token on Ledger, but I get the following error: INT…NAL_ERROR: blobs limit in txpool is full (-...
Acework's user avatar
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1 vote
2 answers
121 views

am trying to integrate chainlink functions to do some computations in my system ,however am using geth client , and I can t find anything in the documentation on how to set or configure these ...
Angela's user avatar
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