Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e8b8630d5263c0151c3ae042539ca67378eda2c9070a8ab94015b717823c493:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^