Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd3533a177d977bf6707a0e7687dd2169d67bfdd088b3feefb72402f78617f49:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^