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: error: unexpectedly found nil while forcing an Optional value --> d78934e6319be8bd66f781cd5963a811d5980805d7aaef12e7b92de87c19b7ab:39:45 | 39 | let price = self.prices[domain.parent]![len]! | ^^^^^^