How to reimplement _beforeTokenTransfer (after removed)?
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2
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263
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December 13, 2023
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Help with Governor 5.x contracts
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4
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320
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December 12, 2023
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Overriding onlyGovernance modied functions with a role via onlyRole()
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4
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1177
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December 10, 2023
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Deploy Proxy Parameters
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1
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219
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December 6, 2023
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Cannot find ReentrancyGuard in @openzeppelin/contracts/security
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2
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660
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December 6, 2023
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Cant find `Math` library in openzeppelin/contracts-upgradeable/contracts/utils/math
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5
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272
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December 6, 2023
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OpenZeppelin Contracts for ERC20 not deploying in remix IDE - the error I get is Gas estimation errored the transaction execution will likely fail. Returned error: gas required exceeds allowance (125068)
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8
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742
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December 4, 2023
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Consider removing proxy related contracts from `openzeppelin-contracts` repo?
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0
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205
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December 2, 2023
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Erc1155 as governance token
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1
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226
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November 30, 2023
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Inheritance errors when creating a governor and governance token contract
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4
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288
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November 27, 2023
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Trouble Testing OpenZeppelin ERC20 Smart Contract with Hardhat: Error HH700
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2
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329
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November 27, 2023
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Properly implementing fee structure into ERC20
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7
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380
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November 27, 2023
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My compiler says that the @openzeppelin contracts don't match the compiler!
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5
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2544
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November 23, 2023
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Execution reverted The transaction has been reverted to the initial state. Error provided by the contract: OwnableUnauthorizedAccount Parameters: { "account": {
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7
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597
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November 21, 2023
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Different bytecodes when verifying contract on Etherscan Goerli for code from OpenZeppelin Wizard
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2
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480
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November 18, 2023
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Issue with component! Macro Usage for ReentrancyGuard in Cairo
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3
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384
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November 15, 2023
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Gas estimation errored with the following message (see below). The transaction execution will likely fail. Do you want to force sending? Returned error: invalid opcode: PUSH0 OR the EVM version used by the selected environment is not compatible with the c
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2
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2363
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November 14, 2023
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Is there a max size of a mapping?
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2
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341
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November 14, 2023
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Running OpenZeppelin Contracts tests outside hardhat
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6
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600
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November 14, 2023
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USDT locked in a contract that has a withdraw token function
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4
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2178
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November 13, 2023
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Why have the _beforeTokenTransfer and _afterTokenTransfer functions been removed in the ERC721 standard in v5?
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2
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549
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November 11, 2023
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Is it possible to force a user who has 100 tokens to have the voting power of 50 tokens in Oppenzeppelin Governor
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2
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202
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November 9, 2023
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Where is PaymentSplitterUpgradeable.sol in github? It seems missing
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5
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341
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November 9, 2023
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What is the use of _isVaultCollateralized() function in ERC4626 Tokenized vaults
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2
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469
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November 8, 2023
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New ERC1155SupplyUpgradeable is throwing errors
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3
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349
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November 6, 2023
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Royalty problem at last line
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3
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368
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November 6, 2023
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I can't find starknet smart contract any template
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10
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521
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November 3, 2023
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ERC20Snapshot Alternative in new OZ Library
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20
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1081
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November 1, 2023
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OpenZeppelin requiring solidity 0.8.20
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7
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1972
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November 1, 2023
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Hey all, need help verifying contract on Shimmer Evm
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3
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469
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November 1, 2023
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