CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] error caused by: 1 error occurred: * transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed: --> 4ac03e5c50b9646ddc94f48bd498aabf230ef159f259a0d3bcd5c1e4485b05cd:19:11 | 19 | if tryBI(tokenInVault: flowTokenVault) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: underflow --> 4ac03e5c50b9646ddc94f48bd498aabf230ef159f259a0d3bcd5c1e4485b05cd:35:24 | 35 | let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^