Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 28d60645e069296538c7e7a65db558db4dca36f8d424171fe4f181aab9df1e91:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^