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: --> 20d0d258136a21e9df5ce9d7e1fcc0ed366e0a4d7639cdc332b8366ddfbd5073:22:11 | 22 | if tryBM(tokenInVault: flowTokenVault) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: underflow --> 20d0d258136a21e9df5ce9d7e1fcc0ed366e0a4d7639cdc332b8366ddfbd5073:92:24 | 92 | let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^