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 --> b18ab5abd715210c4311d5f44b389259e5d9aed8903344b5bc1c3b82ec83717d:8:28 | 8 | let collectionRef = owner.borrow<&PackNFT.Collection>(from: packNftStorage)! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^