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 0x84f888937fc05904 already stores an object --> b1881f57f9bd99593ba1bddbf8ed7cc40b1596d55bcced6f6d85b5eb84a0dec6:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFLCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^