Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cdd70f4393fa2d1d974a96897876870b1c31a3c84bb245d2cc58f6abb2ac9344:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^