Fixing "Invalid OpCode" Truffle Error with Openzeppelin Library Installed
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0
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18
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March 18, 2024
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transferFrom, approve, safeTransferFrom function are payable function in the ERC721 Standard,but openzeppelin inplements those function are public
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1
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26
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March 18, 2024
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Fetch address from the calldata as last thing
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6
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48
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March 18, 2024
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Quick version question
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3
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33
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March 18, 2024
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Following Error: DeclarationError: Undeclared identifier. contracts/GorillaNFT.sol:98:5: | 98 | _setTokenURI(tokenId, tokenURI); CAN ANYONE HELP PLZ?
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4
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215
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March 7, 2024
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ERC20 permit functión parametres v, r, s. Where do we get them from?
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2
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69
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February 28, 2024
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GovernorTimelockController wont execute a queued proposal (custom error FailedInnerCall)
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3
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129
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February 26, 2024
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Issues with Tax & Burn in OpenZepplin V5.0 ERC20.sol
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3
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87
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February 25, 2024
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AccessManager pausing for PUBLIC_ROLE only
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3
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64
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February 16, 2024
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Putting a cap to mint (mintable contract provided by wizard)
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4
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73
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February 14, 2024
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【Wanted Help・ ERC2771 Forwarder】 write code Metatrasactions'S test code
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7
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111
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February 14, 2024
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Using the SafeERC20 library in a parent contract
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11
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171
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February 12, 2024
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Error importing OpenZeppelin contracts
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2
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1316
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February 9, 2024
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Import "@openzeppelin/contracts/access/Ownable.sol"; not found. How to solve it?
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2
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1323
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February 9, 2024
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Can sombody explain why ERC777 was removed?
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7
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428
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February 5, 2024
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ERC20Permit Reverts on Permit
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4
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101
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February 3, 2024
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Mismatched Operation IDs in Governance Flow: TimelockUnexpectedOperationState Error
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6
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110
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February 3, 2024
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How to get sign EIP712 with ECDSA verify contract
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1
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112
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February 1, 2024
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Problem with Cairo-contracts
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1
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97
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February 1, 2024
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Check if permit method is supported in ERC20 token
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10
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134
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January 31, 2024
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How to get signature by JS with contract use ECDSA verify
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1
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91
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January 29, 2024
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Address of contract is undefined when I try to console.log it (total beginner here)
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2
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165
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January 29, 2024
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How do you get the amount of shares issued by a ERC-4626 deposit?
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1
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61
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January 22, 2024
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ERC20 Snapshot extension disappeared from wizard
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16
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653
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January 18, 2024
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Issue with Test test_transfer_from_from_zero_address Using OpenZeppelin's Tests as Reference
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9
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152
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January 17, 2024
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ERC20's Transition from Contract to Component
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1
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81
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January 16, 2024
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Virtual removed from safeTransferFrom in ERC721Upgradeable
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6
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112
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January 16, 2024
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Error claiming tokens: Error: Transaction has been reverted by the EVM
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3
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145
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January 15, 2024
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Variable royalties
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2
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153
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January 12, 2024
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Error! Unable to generate Contract ByteCode and ABI in Binance Smart Chain
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19
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5274
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January 10, 2024
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