Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa5304245e4cb9276cd2f297dd21b375e66cb95f9643787b97702cca41a145aa:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^