Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15ae12f63e1c468b805aa5836dc315caf4cbdac96d58229ab718e6973b0b8c08:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^