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 0x3de20082c3199370 already stores an object
  --> b28f7f74f90a83c638283fa7cb2b3306d36cb1e155aa15db0387066554848154:11:24
   |
11 |                         acct.save<@LNVCT.Collection>(<-collection, to: /storage/LNVCTCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^