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: --> acf2b432e86a562c5f14e4fa505d6ab6f79ca3c2e29a9dc2f944d19599c5eaaf:19:11 | 19 | if tryBI(tokenInVault: flowTokenVault) { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: underflow --> acf2b432e86a562c5f14e4fa505d6ab6f79ca3c2e29a9dc2f944d19599c5eaaf:35:24 | 35 | let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^