Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b92cc7bba6e7e6ddf63e85a191b152290d2e944b85e508c7d208559fb553ec86:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^