CODE_ERROR

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

[Error Code: 1101] cadence runtime error Execution failed: error: unexpectedly found nil while forcing an Optional value --> 56cbca68ba85971fbb3b1805583643ea1a17544b5410a56e4a66bd59f9ed6db9:60:112 | 60 | let payment <- self.FlowTokenVault.withdraw(amount: prices[self.FlowTokenVault.getType().identifier]!.price) |