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/NFTKredCollection in account 0x7155c73a4f47fc63 already stores an object --> f9e74166a3101ba23199b4c7f7c81e08f85e71634e7e77f638aaba8a5bdac117:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFTKredCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^