Questions tagged [truffle-compile]

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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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0answers
12 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, "&...
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1answer
30 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
34 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
89 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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0answers
32 views

Running Truffle Compiler, Babel-register missing

I fixed my truffle config file so it's working properly require('babel-polyfill'); require('dotenv'); config(); module.exports = { networks: { development : { host : "127.0.0.1"...
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0answers
16 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
25 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
22 views

Compile error on address.call

My syntax seems to be ok, so I do not understand this CompileError
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0answers
64 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 ...
0
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1answer
298 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
23 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
142 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
44 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
312 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 ...
1
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1answer
510 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 ...
0
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1answer
334 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 ...
0
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1answer
284 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
38 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
353 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/...
2
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1answer
2k 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
460 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
78 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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0answers
79 views

How to keep track of deployed versions and implement a CD strategy with truffle?

My original question on SO here didn't had much success... so I copy/paste it here, hoping for more interest. Thanks in advance! I'm working on a dapp project which includes a main smart contract, ...
0
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1answer
140 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
23 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
1k 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
65 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
255 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
121 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
537 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
290 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 ...
1
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1answer
435 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
916 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
352 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: "*" ...
0
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1answer
264 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 ...
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2answers
4k views

File import callback not supported import “./IERC20.sol”;

when I try to compile my contract I see errors like this : DemirelToken.sol https://eksiup.com/p/4z49413damc3 here's the code : pragma solidity ^0.5.0; import "node_modules/openzeppelin-...
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2answers
1k views

Unused function parameter. Remove or comment out the variable name to silence this warning

I have a smart contact which have 2 owner address and 3 functions. my set functions is set a users with msg.sender and my getUser functions is returns name,surname and age and I want to add a admin ...
2
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2answers
651 views

“Migrations” hit an invalid opcode while deploying on deploy Migrations.sol with Truffle

An error occurs when truffle migrate try to deploy Migrations.sol contract, i don't understand why pragma solidity >=0.4.21 <0.6.0; contract Migrations { address public owner; uint public ...
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0answers
449 views

Truffle.js file is not created with truffle init command

I have run the truffle init command successfully with creating the following directories and files such as contracts, migrations, test, and truffle-config.js but the one file is missing as truffle.js? ...
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1answer
732 views

Truffle compile fails: could not find file from any sources

I'm following the steps of this tutorial. I created a simple contract, TodoList.sol pragma solidity ^0.5.0; contract TodoList { uint public taskCount = 0; } Then I run truffle compile and get ...
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2answers
2k views

Truffle: Error: Could not find a compiler version matching 0.5.0

I wonder why I get the error when I have v0.5.0 everywhere and do the following: In my Action.sol: pragma solidity ^0.5.0; In Migrations.sol: pragma solidity >=0.5.0 <0.6.0; When running truffle ...
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0answers
116 views

solc command is generating empty .bin files

Firstly, this is not an inheritance problem like in this post I have the following two files ( ManagedWallet.sol & ManagedWalletLookup.sol ) pragma solidity ^0.4.24; contract ...
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2answers
348 views

Is it safe to commit truffle build files to Github (open source)?

Regarding the json build files that Truffle produces based off of my smart contract, is it safe for this information to be treated as public? I just want to be sure it doesn't contain any sensitive ...
2
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1answer
632 views

UnimplementedFeatureError: Encoding type “struct BiddingContract.Bidder memory” not yet implemented

The code is broken with the new upgrade v0.5, using Truffle v5.0.1 (core: 5.0.1) struct Bidder { address bidders_address; uint productId; uint bidValue; } struct Product { uint ...
1
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1answer
514 views

Truffle will not compile contract written in VS code. Pragma error

I'm trying to run example from https://truffleframework.com/tutorials/pet-shop, but when I run truffle compile I get error saying Error parsing C:/WINDOWS/system32/TruffleTest/pet-shop-tutorial/...
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0answers
280 views

Struct Mapping: DeclarationError: Identifier not found or not unique for

Using openzepplin version 2.0.0 and solc version 0.5. I am writing an ERC721 token contract on truffle. Truffle compiles with no error on solc 0.4.23. I had to upgrade to 0.5 due to openzepplin ...
1
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1answer
916 views

truffle: ParserError: Expected identifier but got 'payable' address payable []array; ^-----^ Compilation failed

While compiling in truffle I got an error because of payable modifier. If I remove payable then there's no error. But I want to use payable. Can anyone please help me? error: truffle(develop)> ...
1
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1answer
590 views

ParserError: Expected identifier but got 'payable'

function getWinners() public onlyOwner { require (now > endQuiztime, 'Quiz did not end '); require (isReveal, "You didnt reveal Questions"); // calculate winner for each ques based on ...