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 --> 799c7fb5801f5f7483221144e17a6898e51c89c08ee0e3102f9b7bd8fe2ae436:97:18 | 97 | let nft = collection.borrowCard(id: saleItemID)! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^