When i tried to use the transfer() i get the error revert ERC20: transfer amount exceeds balance but when i use transferFrom() with little changes, i don’t get the error. What could be the issue, please? Attached is a screenshot to show both implementations. Using TransferFrom [Screen Shot 2020-…

Hi @sirphemmiey , When an ERC20 token holder interacts with another contract using the token, two transactions are required: The token holder calls approve to set an allowance of tokens that the contract can use. (assuming an OpenZeppelin ERC20 implementation can use increaseAllowance ) The token h…

ERC20 transfer not working

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abcoathup Split this topic December 17, 2020, 8:35pm 7

A post was split to a new topic: Ordering of _transfer and _approve in ERC20 transferFrom?

Topic		Replies	Views
ERC20: transfer amount exceeds balance Contracts erc20 , erc721	5	19326	November 18, 2021
transferFrom() always reverts with "revert ERC20: transfer amount exceeds allowance" Contracts erc20	4	11059	December 31, 2021
ERC20: Transferring token from another smart contract errors with transfer amount exceeds balance Contracts erc20	3	2444	January 5, 2021
ERC20: transfer amount exceeds allowance Contracts	0	407	August 19, 2021
Unit testing : ERC20: transfer amount exceeds balance Smart Contracts erc20	2	1600	March 3, 2022

ERC20 transfer not working

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