Submission Details
Severity:
The `ERROR_TRANSFER_FAILED` is never used
Summary
There is an error that is never used.
Vulnerability Details
The ERROR_TRANSFER_FAILED is defined but never used. Maybe it is supposed to be used in fulfillRandomWords function in case of transfer fail.
Impact
There is no check in the fulfillRandomWords function and no error will be showed if the transfer of the reward fails.
Tools Used
Manual Review
Recommendations
Add a check in fulfillRandomWords for successfully transfer of the reward and use the error ERROR_TRANSFER_FAILED in case of the failed transfered or remove the error declaration if it will be never used.
Rewards breakdown
nSLOC
136This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
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