Medium Severity Revert
·
ERC-20 / Allowance
Insufficient Allowance Error
InsufficientAllowance()
Why Did This Receipt Revert?
Token approval was insufficient or omitted before calling transferFrom.
Runtime Revert Check
if (allowance < amount) revert InsufficientAllowance()Step-by-Step Resolution Checklist
1
Submit an approve(spender, amount) transaction first
Diagnostic Tools
Target Network:
Polygon Mainnet
Recommended Gas Limit:
55000