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 0x31b5300cee0539c0 already stores an object --> 0aa08ce1a8075a33f0b6062971d071c52fb03f20e9bca7a41e849fc16f8c89cb:11:24 | 11 | acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFTKredCollection) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^