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20 TechQA 2024-03-25T20:02:03.760000Error: showing Invalid Version @openzeppelin/contracts
11 views
Asked by Naman Jha
NFT Image not showing on OPENSEA TESTNET )OPPENZEPPELIN and PINATA)
21 views
Asked by Rajesh Kuthrapali
Developing a Contract to Manage Approved Token Balances
14 views
Asked by godisgay
Fixing "Invalid OpCode" Truffle Error with Openzeppelin Library Installed
56 views
Asked by Minmin
Truffle compilation error: "RuntimeError: memory access out of bounds" during OpenZeppelin contracts compilation
30 views
Asked by abhishek kale
How to paste ETH price feeds as rate in my crowdsale.sol
90 views
Asked by LeB
Conflict between @nomicfoundation/hardhat-ethers and @openzeppelin/hardhat-upgrades for ethers version
144 views
Asked by Shubhankar Banerjee
All my token storages changed to zero after a implementation
96 views
Asked by John L.
ERC1155 - Function has override specified but does not override anything
380 views
Asked by LubWn
How to send crypto to an upgradeable contract using a UUPS proxy?
56 views
Asked by Joshua Blew
Issue with compiling contract with OpenZeppelin
27 views
Asked by midas
Error while compiling Solidity contract with OpenZeppelin's ERC721Enumerable.sol
54 views
Asked by Stef20
Using chainlink contracts and openzeppelin upgradeable contracts
55 views
Asked by Dmitrii Golubev
I am trying to check initial and final balance of owner by subtracting amount and using .subs() function in hardhat
124 views
Asked by ashwani kumar
Error: invalid format type (argument="format", value=true, code=INVALID_ARGUMENT, version=abi/5.6.1)
209 views
Asked by Peter Joshua
Property 'PROPOSER_ROLE' does not exist on type 'BaseContract'
84 views
Asked by Sagar Atalatti
solidity: issues calling function in implementation contract function from proxy contract
215 views
Asked by XYD
How can I fix IERC20 & IAccessControl interfaces causing 'Undeclared Identifier' error?
135 views
Asked by D369
Why cant receive ether on my proxy contract?
69 views
Asked by ArKo