Hi, im having problems compiling: Compiling ./src/contracts/Colors.sol... Compiling ./src/contracts/ERC721Full.sol... Compiling ./src/contracts/Migrations.sol... Compiling @openzeppelin/contracts/GSN/Context.sol... Compiling @openzeppelin/contracts/drafts/Counters.sol... Compiling @openzeppelin/con…

I think just like the prompt said: SyntaxError: Source file requires different compiler version (current compiler is 0.5.0+commit.1d4f565a.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version pragma solidity ^0.5.5; you should use a higher com…

Hi @robertocohan , Welcome to the community :wave: Adding to @skyge ’s response. You may also want to look at using the latest version of OpenZeppelin Contracts, 3.4: [image] OpenZeppelin Contracts 3.4 OpenZeppelin Contracts 3.4 includes an ERC777 security fix for potential reentrancy iss…

Compile error: The "extcodehash" instruction is not supported by the VM version "byzantium" you are currently compiling for

Support Contracts

abcoathup February 15, 2021, 3:59am 3

Hi @robertocohan,

Welcome to the community

Adding to @skyge’s response.

You may also want to look at using the latest version of OpenZeppelin Contracts, 3.4:

As an aside, please see how to Format code in the forum.

Topic		Replies	Views
Warning: The "extcodehash" instruction is not supported by the VM version "byzantium" you are currently compiling for Contracts	5	3089	August 24, 2019
Compiling ERC20: Warning: The "extcodehash" instruction is not supported by the VM version "byzantium" Contracts	15	3089	December 7, 2020
How to compile ERC-721 in OpenZeppelin Contracts - solc versions are not compatible Contracts erc721	6	2513	January 4, 2021
Remix compilation fails with Source file requires different compiler version Contracts	10	6702	March 22, 2021
Pragma solidity 0.5.7 for contract Contracts	1	1764	May 22, 2021

Compile error: The "extcodehash" instruction is not supported by the VM version "byzantium" you are currently compiling for

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