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"Returned error: gas required exceeds allowance (123965250) or always failing transaction" when estimating gas for Kyber 'trade' contract function

score 1662 · Answer 1 · 2020-10-05 02:55:02

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TechQA.

List Question

"Returned error: gas required exceeds allowance (123965250) or always failing transaction" when estimating gas for Kyber 'trade' contract function

Hyperledger Fabric Node SDK server deployment

How do I upgrade Filecoin Lotus to the latest version?

Issue in integrating coinbase wallet in react native mobile dapp

How many BNB coins do I need for a Blockchain Project? It is a simple decentralized drive and I have around 0.0448 BNB in my MetaMask account

What use instead Web3Contract.setProvider("RPC_URL") in web3-eth-contract 4.x version?

WebSocket connection Failed when using Helia IPFS in react app

web3js@latest : Uncaught TypeError: Do not know how to serialize a BigInt

I'm trying connect my users to metamask Uncaught (in promise) ReferenceError: ethereum is not defined at connectMetamask at HTMLButtonElement.onclick

ContractObj not found in JavaScript

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