Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ebf874242f431429963579acb6b2e912814e1f1c915b463b50872aac365955e2:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^