solidity

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DECLARATIONERROR: UNDECLARED IDENTIFIER when I compile from Truffle
user_183747560
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1
0
177
truffle undeclared-identifier remix smartcontracts solidity
Solidity : tx.origin == address1 does not match, even when both address are same
user_183677900
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1
1
120
blockchain solidity ethereum
ProviderError: transaction underpriced on Mumbai Testnet
user_26744090
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3
2
2708
nft solidity
Getting Error :: Struct containing a (nested) mapping cannot be constructed
user_96565320
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1
0
50
blockchain remix smartcontracts solidity ethereum
The event 'close' is deprecated and may be removed in the future
user_55693330
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4
1
631
solidity reactjs
Gas and it's consumption in Solidity Programming
user_129774720
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1
1
63
solidity
How to use multiple leaves with one proof in merkletreejs & solidity?
user_14115360
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3
0
399
merkle-tree keccak solidity node.js javascript
PancackeswapV2Router swapExactETHForTokensSupportingFeeOnTransferTokens: 'Pancake: TRANSFER_FAILED' when "from" equals to "pancackeSwapV2pair"
user_183472610
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2
0
386
pancakeswap uniswap solidity
smart contract with brownie gives VirtualMachineError
user_137548430
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1
3
324
brownie smartcontracts solidity ethereum python
Error in plugin @nomiclabs/hardhat-etherscan: Error! Missing Or invalid Module name
user_137305350
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3
2
2301
hardhat smartcontracts solidity ethereum
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