CODE_ERROR

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

[Error Code: 1101] error caused by: 1 error occurred: * transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed: error: cannot find variable in this scope: `nill` --> e50ff8a7ee51971152f4ce806bbb43053806a815c16209b391e6ae078de719c2:68:128 | 68 | self.saleItems!.listForSale(pointer: self.pointer, vaultType: self.vaultType, directSellPrice: directSellPrice, validUntil: nill, extraField: {}) | ^^^^ not found in this scope