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/LNVCTCollection in account 0x849960f683b5462b already stores an object
  --> a75525298c6aead1f618c0b5b0a61b139c73a89ee0e70466563be727e47daa4d:11:24
   |
11 |                         acct.save<@LNVCT.Collection>(<-collection, to: /storage/LNVCTCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^