Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e431c346acebfa9ba9862fe5f680636a7a7249b3da9563b79288d53c2b09c98:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^