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 --> 1d97ac9942b579aaabb38b4bb152fa769c3a13a3ec7c1ede2616f91ada8e875b:97:18 | 97 | let nft = collection.borrowCard(id: saleItemID)! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^