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 0x7fd1334779ef7a20 already stores an object --> 1211e2ab1aa911acd66cfb9885ad1985bff87b8475e0003251e8b15d885337e1:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFTKredCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^