Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> efa17632ccd54f921af01675b715a1a4f34c0ded678800282088eefa295d5066:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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