Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 23faff5ba66c3df1822749705038dd1181398df641f0ae6544b211589f8ffbac:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^