Solidity : Unchecked low-level call

Overview

Expect calls to external contract to fail. When sending ether, check for the return value and handle errors. The recommended way of doing ether transfers is transfer.

References

External calls

CRITICAL

Solidity : Unchecked low-level call

Overview

References

DerScanner Severity Score

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See also

Solidity : Return value of transfer, transferFrom, or approve function of ERC-20 standard is always false.

Solidity : Using approve function of the ERC-20 token standard

Solidity : ERC-20 transfer should throw