Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c0dd42c23875273f8a1acdf7da51a489184bf8f20a7a0e95d471787e0fb2ec0:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^