Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c783af11c7c295c797cac12739d9e2248682ccfcf0ea6e3fea44e1faef7f620e:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^