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: error: failed to save object: path /storage/NFLCollection in account 0x51dfa294fcb7e640 already stores an object --> b2512a3143eb6ee9e6fe350a43705cb689f09fd140ea1c360d09887b46d1be96:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFLCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^