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: --> 690fdce7f25542317b2ed5ed71ce635d780eb84c7bb9dfd6ef5c3fbd46a92f1f:17:8 | 17 | tryBI(tokenInVault: flowTokenVault) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: underflow --> 690fdce7f25542317b2ed5ed71ce635d780eb84c7bb9dfd6ef5c3fbd46a92f1f:29:24 | 29 | let total: UFix64 = SwapConfig.ScaledUInt256ToUFix64(res) - 0.2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^