CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] error caused by: 1 error occurred: * transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed: error: restricted type does not conform to restricting type: `IPackNFT.IPackNFTCollectionPublic` --> 6d4a9c65002eda0047f3d91766b26997ac83947fe8f1a1a08b421bfd3ee2a683:13:78 | 13 | buyer.link<&PackNFT.Collection{NonFungibleToken.CollectionPublic, IPackNFT.IPackNFTCollectionPublic}>( | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^