Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e35752d6d14cb45e02bf7cffcbc2002a5a4ca0dd8c7301e00e53cbd61693143b:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^