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 0xc2f0d128e98df36d already stores an object
  --> bbfcab5b33dd5cda37e8f5533a0aa4a43e0a3745ba2e81ec06dbd02c6cb0bd9a:11:24
   |
11 |                         acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/NFTKredCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^