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1 answer
9 views

I have written a smart contract in solidity using remix ide. the contract is deployed but while interacting the contract it is showing error

0 votes
0 answers
9 views

I registered my contract in Chainlink Keepers, function checkUpkeep returns true, however performUpkeep is not executing

1 vote
1 answer
198 views

How to enable meta-transactions for Polygon contract

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0 answers
16 views

view functions error : Returned values aren't valid, did it run Out of Gas?

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2 answers
195 views

Pass enum value in mapping

0 votes
0 answers
13 views

Hi,I had written the code for voting purpose.Can you guys help me out to write a truffle testing code for this?

5 votes
1 answer
1k views

What is the logic behind token reflections?

0 votes
1 answer
188 views

"Uncaught ReferenceError: global is not defined” as I tried to call Todolist.deployed() in truffle console

1 vote
0 answers
8 views

Why does solidity's try/catch not catch "call to non-contract address" revertion?

0 votes
2 answers
20 views

insufficient gas funds error on rinkeby infura using brownie

0 votes
1 answer
14 views

Why does the contract owner receive less ETH than has been sent through payable transfer?

0 votes
1 answer
665 views

Time Specified calls in Solidity using Oraclize

10 votes
4 answers
7k views

How to convert byte array to bytes32 in solidity

0 votes
0 answers
9 views

Question about factory method in ethernaut

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