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 0x313df868cc3eae21 already stores an object
  --> 2697467f385fb5f5555a953c7abfeff5261f8974219403a566933e75e56cfb68:11:24
   |
11 |                         acct.save<@LNVCT.Collection>(<-collection, to: /storage/LNVCTCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^