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/NFTCollection in account 0x246955443e096de2 already stores an object --> cbe9366f123cce4fa53f9d9d9380c58247233e23b943136859d1c918782fcb7e:7:2 | 7 | signer.save(<-BlockpartyNFT.createEmptyCollection(), to: BlockpartyNFT.BNFTCollectionStoragePath) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^