Contracts

Topic	Replies	Views	Activity
Unable to deploy from Remix - invalid opcode: PUSH0 Contracts that I have successfully deployed, to the mumbai testnet, from Remix will no longer deploy. However it does deploy on VM. Even if I import a basic ERC-1155 from the wizard it will no longer deploy instead recei…	5	459	November 15, 2023
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)	5	25	November 29, 2023
Erc1155 as governance token erc1155	0	27	November 27, 2023
Inheritance errors when creating a governor and governance token contract	4	30	November 27, 2023
Trouble Testing OpenZeppelin ERC20 Smart Contract with Hardhat: Error HH700 erc20 , etherscan-verify	2	62	November 27, 2023
Properly implementing fee structure into ERC20	7	50	November 27, 2023
My compiler says that the @openzeppelin contracts don't match the compiler! erc721 , truffle , hardhat	5	2099	November 23, 2023
Execution reverted The transaction has been reverted to the initial state. Error provided by the contract: OwnableUnauthorizedAccount Parameters: { "account": { erc721	7	142	November 21, 2023
Different bytecodes when verifying contract on Etherscan Goerli for code from OpenZeppelin Wizard erc20 , etherscan-verify	2	37	November 18, 2023
Help with Governor 5.x contracts	1	79	November 16, 2023
Issue with component! Macro Usage for ReentrancyGuard in Cairo cairo	3	54	November 15, 2023
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	2	238	November 14, 2023
Is there a max size of a mapping?	2	44	November 14, 2023
Running OpenZeppelin Contracts tests outside hardhat	6	115	November 14, 2023
USDT locked in a contract that has a withdraw token function etherscan-verify	4	1335	November 13, 2023
Why have the _beforeTokenTransfer and _afterTokenTransfer functions been removed in the ERC721 standard in v5?	2	60	November 11, 2023
Is it possible to force a user who has 100 tokens to have the voting power of 50 tokens in Oppenzeppelin Governor design , openzeppelin-contracts	2	53	November 9, 2023
Where is PaymentSplitterUpgradeable.sol in github? It seems missing	5	44	November 9, 2023
Error! Unable to generate Contract ByteCode and ABI in Binance Smart Chain	18	4601	November 9, 2023
What is the use of _isVaultCollateralized() function in ERC4626 Tokenized vaults erc20	2	317	November 8, 2023
New ERC1155SupplyUpgradeable is throwing errors openzeppelin-contracts , erc1155	3	127	November 6, 2023
Royalty problem at last line	3	81	November 6, 2023
I can't find starknet smart contract any template erc20 , cairo	10	121	November 3, 2023
Can sombody explain why ERC777 was removed?	6	160	November 2, 2023
ERC20Snapshot Alternative in new OZ Library	20	262	November 1, 2023
OpenZeppelin requiring solidity 0.8.20 erc20	7	244	November 1, 2023
Hey all, need help verifying contract on Shimmer Evm	3	90	November 1, 2023
lowerLookup function from CheckPoints structs	8	113	October 28, 2023
AccessManager data param for scheduling operations	1	72	October 28, 2023
ERC20 Snapshot extension disappeared from wizard erc20	15	209	October 27, 2023

Unable to deploy from Remix - invalid opcode: PUSH0

Contracts that I have successfully deployed, to the mumbai testnet, from Remix will no longer deploy. However it does deploy on VM. Even if I import a basic ERC-1155 from the wizard it will no longer deploy instead recei…