Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2f7752cd70e522f4b54c85eb3dc6edffac259f6ef1a97d9917ce4021538291af:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^