Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7fea8c43ff27f37feb7616ad1358d4bc43669361564766316878aac74dfaacd9:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^