Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
error: failed to save object: path /storage/TMAUNFTCollection in account 0xa159db6dee12c0f3 already stores an object
  --> 1b871d86669f3b556345f6d7c5266bf5bebd1ab956db1e44057a80a6ddf87828:11:24
   |
11 |                         acct.save<@NonFungibleToken.Collection>(<-collection, to: /storage/TMAUNFTCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^