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 0x15ec2ee76e5a3988 already stores an object --> d56c8e47f4fadfc763a8a4678608d7773bfff0ddf2c34ece5de2cf1359178cba:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFLCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^