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: --> 5ee8f749f3ae6bf914f76d8a35c9850e91cff97bdad115b6d08a8c1580b234af: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") | ^^^^^^^^^^^^^^^^^^^^