Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89a0274cf5cdb37a1d7295c404aec21fb80ffcc6bc03a009ff3485f34bfd2386:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^