CODE_ERROR

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

[Error Code: 1101] error caused by: 1 error occurred: * transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed: error: mismatched types --> 2e517b1e70e3a58f12094bf14aa32e0cca9946ffa4519c5c35e2ae20ccba8b22:6:54 | 6 | if let listingResourceIDs: [UInt64] = storefrontRef.getListingIDs() { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `optional`, got `[UInt64]` error: value of type `Transaction` has no member `storefront` --> 2e517b1e70e3a58f12094bf14aa32e0cca9946ffa4519c5c35e2ae20ccba8b22:8:29 | 8 | self.storefront.removeListing(listingResourceID: listingResourceID) | ^^^^^^^^^^ unknown member