Questions tagged [truffle-compile]

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Problem with the truffle compile command

I have an issue with truffle compile command, when i run it the build folder is created but it is empty, there is no abi/bytecode inside. I tried to reinstall truffle but it doesnt help. In the ...
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0answers
20 views

Truffle-config outputSelection is not working

I'm trying to only select the truffle compile output using the outputSelection JSON config in truffle-config.json. But when I run truffle compile --all, the build JSON files still contains everything. ...
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16 views

Using real account in deploy from truffle to testnet Binance

I want to publish my smart contracts on binance's Testnet network, and start testing in my application. My question is how can I deploy to Testnet network using my metamask account? Example, when I am ...
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1answer
91 views

Error with "truffle compile" - Could not find a compiler version matching

I keep getting this error: Error: Could not find a compiler version matching ^0.8.0. Please ensure you are specifying a valid version, constraint or build in the truffle config. Run `truffle compile --...
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1answer
47 views

Why is "Methods" Always Empty When Building Solidity Smart Contract With Truffle?

When I the ABI for any smart contract it always creates "methods" as just an empty object... it should contain my public and external functions, but it doesn't. When I look at the ABI I don'...
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1answer
15 views

Unable to run truffle console

When I'm running the truffle compile cmd getting the prompt "Everything is upto date." ABIS folder is created but the corresponding file related to contacts are not there. Basically, the ...
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0answers
28 views

Truffle compile error. ParseError: Expected ';' but got '}'

I am trying to compile my contract but I get ParseError while compiling Migrations.sol. I got this error after running E:\blockchain-learning\hooks-truffle-ganache>truffle develop truffle(develop)&...
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1answer
28 views

How to fix error of compiling the smart contract: Invalid number of parameters for "undefined"?

I want to compile a simple smart contract using truffle. my smart contract SimpleStorage.sol pragma solidity >=0.4.16 <0.7.0; contract SimpleStorage { int public sensorData; constructor(...
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16 views

Is it possible to compile Yul with truffle?

I have a contract written in Yul that I want to compile. It is not clear to me if this is possible with truffle. Alternatively I tried compiling it in remix and then migrating the artifact file, but ...
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1answer
69 views

ERC721Burnable TypeError: Definition of base has to precede definition of derived contract

I'm getting an error due to Burnable but it's not even in my contract. @openzeppelin/contracts/token/ERC721/ERC721Burnable.sol:12:46: abstract contract ERC721Burnable is Context, ERC721 ...
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47 views

In my solidity file I have a parser Error but the line where truffle tells me the error has occurred is blank

I am building out a token and while testing using truffle my file failed to compile. pragma solidity ^0.5.0; import "openzeppelin-solidity/contracts/math/SafeMath.sol"; contract Token { ...
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13 views

I'm not able to get .json files after compile (truffle react box)

I'm using truffle react kit. It is assumed that after compile command I should get my .json files of my two contracts. But That's not happening. There's no error when I'm executing compile, but those ...
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1answer
86 views

Truffle Compile Fails with Error " Expected pragma, import directive or contract/interface/library/struct/enum/constant/function definition"

When running truffle compile in the root directory of my project I get the following error: ParserError: Expected pragma, import directive or contract/interface/library/struct/enum/constant/function ...
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2answers
1k views

Set specific compiler version in truffle but still get "Source file requires different compiler version" error

I get the "Source file requires different compiler version (current compiler is 0.8.6+commit.11564f7e.Emscripten.clang)" at the first line: pragma solidity ^0.7.0; In truffle-config.js, I ...
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2answers
614 views

Truffle Deployment Error: has no network configuration for its current network id (97)

I'm having an issue deploying a contract with Truffle. The contract constructor takes 7 parameters which are all within the 2_deploy_xxx.js file. However, every time I do, I get an error when I get to ...
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1answer
750 views

How to pass a blank bytes calldata into a solidity function call?

I have a function that looks like this: function foo(uint _someVar, bytes calldata _data) public { ... } Then I make a call to it from another function with "" as _data: foo(123, "&...
2
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1answer
541 views

I ran into an error when using Pragma Solidity 0.4.24

I use pragma solidity 0.4.24 on the smart contract, but when running the truffle compile command, an error appears like this: =========================== > Compiling ./contracts/ImageRegister.sol &...
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1answer
428 views

When I run truffle compile I get a ParserError: syntax error

Error i'm getting back when I run truffle compile ParserError: Expected ';' but got 'contract' How my contract looks: pragma solidity ^0.6.0; import "@openzeppelin/contracts/token/ERC721/...
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0answers
151 views

Is it possible to create a button "connect to wallet"?

I'm learning web3 and blockchain in general. I'd like to create a button that says "connect to wallet " in order to connect with metamask wallet, but I do not know if 1- I need to connect ...
1
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1answer
336 views

Running Truffle Compiler, Babel-register missing

I fixed my truffle config file so it's working properly require('babel-register'); require('babel-polyfill'); require('dotenv'); config(); module.exports = { networks: { development : { ...
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0answers
18 views

Received DeclarationError when calling other contracts file name and its function

So I created 2 contracts where the first one will be the app logic contract and the other one is the database contract. So I tried to "truffle compile" my contract but receive ...
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0answers
68 views

Truffle Mainnet - "No contracts deployed."

I really need help! I created an ERC721 smart contract and deployed into the rinkeby test network. All was nice, after that I deployed into mainnet. I set the gas price to 65 Gwei. Now the contract is ...
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2answers
60 views

Compile error on address.call

My syntax seems to be ok, so I do not understand this CompileError
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1answer
451 views

Slither not working with Truffle imports

Currently I have a project that needs slither run against it so I pulled down the docker image for slither as specified in the docs here https://hub.docker.com/r/trailofbits/slither/, then I shared ...
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1answer
1k views

Truffle artifacts are not being generated when compiling

I am new to smart contract development and I am trying to deploy my first contract. When running the truffle compile for the first time I can see that a build folder was generated on my project ...
1
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1answer
57 views

Error: "Expected ',' but got 'memory'" in Nodejs/truffle console when trying to compile

CompileError: /C/Users/Asusupernova/Downloads/TrufflePart2/contracts/Hello.sol:8:30: ParserError: Expected ',' but got 'memory' constructor(string _name memory) public { ...
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1answer
391 views

truffle solc specific compiler fail

,/C/Users/juhne/ipfs-image-dapp/contracts/Migrations.sol:1:1: ParserError: Source file requires different compiler version (current compiler is 0.5.16+commit.9c3226ce.Emscripten.clang - note that ...
1
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1answer
234 views

CompilerError: Stack too deep, try removing local variables [duplicate]

While trying to fetch more than 6 variables I am having an issue. /** * Get data based on report id */ function getData(uint256 id) public view returns ( ...
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0answers
411 views

TypeError: Cannot read property '0' of undefined AND TypeError: eventAdded.watch is not a function

I'm currently trying to test run source code from GitHub based on a 2018 tutorial where solidity was using version 0.5.16. I'm currently using truffle v4.1.14. Appreciate any help. Thanks! In the ...
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2answers
2k views

TypeError: "send" and "transfer" are only available for objects of type "address payable", not "address"

I'm currently trying to test run source code from GitHub based on a 2018 tutorial where solidity was using version 0.5.16. I'm currently using truffle v4.1.14. I understand that there was an update ...
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1answer
1k views

TypeError: Operator >= not compatible with types bytes1 and int_const 37

pragma solidity ^0.5.16; library EmailRegex { struct State { bool accepts; function (byte) internal pure returns (uint) func; } function state(uint id) internal pure returns (State ...
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1answer
1k views

How to re-compile contracts using truffle which are updated?

I deployed something in the test-net(ropsten). Later, realized that one of my contracts needs some amendments. In such cases how to compile specific contracts and deploy only that contract using ...
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0answers
91 views

Compile error. Fallback function error

I use pragma 0.6.2. I am trying copile in truffle code which contain this lines: fallback() external payable{} I an getting error: The payable fallback function is defined here. fallback() external ...
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1answer
772 views

Compilation Error

Hi guys I got this error when I try to compile using truffle develop. truffle(develop)> compile Compiling your contracts... Compiling ./contracts/StarNotary.sol /mnt/d/Blockchain/...
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1answer
3k views

Solidity ^0.6.0 Truffle Compile Error: Cannot read property ... of undefined

I initalised a new truffle project by using truffle init. I changed the solc version to ^0.6.0 in the truffle-config.js file. I ran truffle compile and got this error: TypeError: Error parsing C:/init-...
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1answer
768 views

Error compiling OpenZeppelin 3.0 ERC20 using Truffle

I'm trying to compile this code using the Truffle command truffle compile pragma solidity ^0.6.0; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; contract GLDToken is ERC20 { ...
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1answer
188 views

Error in smart contract solidity [closed]

Hello i have some problem when i compile my smart contract with truffle i use the network of truffle develop Truffle v5.1.14-nodeLTS.0 (core: 5.1.13) Solidity - ^0.4.0 (solc-js) Node v13.1.0 Web3....
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1answer
350 views

mnemonic.includes in not a function

I've been trying to compile my solidity smart contracts So I'd be able to deploy them on the Ropsten Test network when I run truffle compile I get this error : TypeError: mnemonic.includes is not a ...
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1answer
36 views

looking for a start in solidity [duplicate]

I am totally new to the Solidity Programing. I was working on NodeJS, express and mongoDB. Few days ago I started working on blockchain. I have to write the API'S for contracts. We are using truffle ...
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2answers
3k views

ParserError: Expected '{' but got reserved keyword 'override'

Can someone explain to me about this error? I just tried override feature in Solidity v0.6, but I got error Expected '{' but got reserved keyword 'override' function totalSupply() public override ...
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1answer
122 views

Smart Contract Deployment Failed PowerShell

A beginner smart contract developer here. This is my smart contract: pragma solidity ^0.5.16; contract Ballot { struct Voter { uint weight; bool voted; uint8 vote; ...
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0answers
810 views

TypeError: Operator != not compatible with types string storage ref and int_const 0

Im using blockchain technology for the first time, for a college project. Im trying to run a smart contract from Github (in Powershell windows 10). Im unable to compile the contract due the following ...
0
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1answer
259 views

Im getting the following error: ParserError: Expected primary expression. struct ManagingOrder.Parking memory new_Parking = Parking({

Im using blockchain technology for the first time, for a college project. Im trying to run a smart contract from Github. After debugging the errors shown while compiling the smart contract (in ...
0
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1answer
1k views

Enabling truffle compile optimizer does not change the deployment gas cost

I am trying to deploy my contract by enabling the optimizer to see how much I can save from the gas costs. I am using truffle for the deployment. In truffle I enable the optimizer by the following ...
0
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1answer
505 views

truffle compile/migrate gives error: "ParserError: Expected pragma, import directive or contract/interface/library definition."

The tutorial I'm following created a 2_Migrations.sol with the following: const Token = artifacts.require("Token"); module exports = function(deployer) { deployer deploy(Token); }; "Truffle ...
2
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1answer
854 views

what is 'UnimplementedFeatureError: Not yet implemented - FixedPointType' error?

what is 'UnimplementedFeatureError: Not yet implemented - FixedPointType' error in solidity while compiling through truffle ? How to fix it ? Using solidity compiler version - 0.5.9
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1answer
1k views

Could not find __Truffle__NotFound.sol from any sources

This is the file I'm trying to compile. I've been using truffle for a few years and I remember that we used to be able to compile files with different names than the contracts inside. I'm using ...
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2answers
1k views

ParserError: Expected identifier, got 'LParen' constructor() public {

i don't know why i get this problem, anybody who can helps thanks a lot pragma solidity ^0.4.21; contract MathContract { function mulAtoB(uint a, uint b) pure public returns(uint) { ...
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1answer
623 views

ReferenceError: config is not defined [closed]

require("babel-register"); require("babel-polyfill"); require("dotenv"),config(); module.exports = { networks: { development: { host: "127.0.0.1", port: 7547, network_id: "*" ...
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1answer
945 views

ERC721Enumeration: DeclarationError for tokenOfOwnerByIndex(address owner, uint256 index)

I am new to the smart contract and please let me know why I have the error shown below. I compiled with the command, "truffle compile". I did not make any particular edits to the original contract ...