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Uniswap collect fees should skip collecting fees of one of the tokens if the amount is 0

MediumSingularity·Three Sigma · Private DeFi access · 26th February, 20243S-SG-L08

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Description

Uniswap positions may collect fees in only of the tokens, leading to 0 fees in the other. This will cause the fee manager to revert in calculateFee().

Recomendation

Skip transferring the funds if the amount is 0.

Status

Addressed in #8b300f0.