Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0e561c9ce5a9ccd8e3a31660cbe45ce37303de275991531a27cbaee36c686d7f:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^