Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 53194bcaa3e199b9c0cfc4e56f1a99ad8160b29c3fe916363efea78a1ddb5d7f:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

error: pre-condition failed: listing has already been purchased
   --> 4eb8a10cb9f87357.NFTStorefront:243:16