CODE_ERROR

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

[Error Code: 1101] cadence runtime error Execution failed: error: failed to save object: path /storage/BnGNFTCollection in account 0x5692db6cdd100e17 already stores an object --> 74c82aff7a6596a3800ab5d831b29e0ddc87ec75e33c0f1ff75709dc7aa3f30d:10:12 | 10 | acct.save<@NonFungibleToken.Collection>(<-collection, to: BnGNFT.CollectionStoragePath) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^