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: --> d9b7c984b614ce86f70bb9dfce4b6db6c2d25da471c8776bd8aa5d2942bdd2fe:203:19 | 203 | self.nft <-collectionRef.withdraw(withdrawID: nftId) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: panic: missing NFT --> c6945445cdbefec9.PackNFT:711:67 | 711 | let token <- self.ownedNFTs.remove(key: withdrawID) ?? panic("missing NFT") | ^^^^^^^^^^^^^^^^^^^^