Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 41d8b15d9dd7dc9c69f7e72f8d68df77b2f073c49d207001bea5ea97b962d57b:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^