Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ce93a7ad6b6e131492eb1f43f986b97261f7d36ec606bf517e90ef9dd16ef872:16:8
   |
16 |         let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^